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statistics for nursing a practical approach

Questions and Answers of Statistics For Nursing A Practical Approach

A study anticipates that subjects treated with drug A will have substantial improvement in their neuropathy symptoms.If the study measures neuropathy symptoms on a scale of 1–10, what level of
A study anticipates that subjects treated with drug A will have substantial improvement in their neuropathy symptoms.If the study measures neuropathy symptoms as mild, moderate, or severe, what level
A study anticipates that subjects treated with drug A will have substantial improvement in their neuropathy symptoms.The study anticipates subjects treated with drug A will have substantial
A study anticipates that subjects treated with drug A will have substantial improvement in their neuropathy symptoms.The researcher knows of a validated survey instrument to measure neuropathy
A study anticipates that subjects treated with drug A will have substantial improvement in their neuropathy symptoms.The 10-question survey instrument used to measure neuropathy symptoms in this
A study anticipates that subjects treated with drug A will have substantial improvement in their neuropathy symptoms.This large-scale trial will have measurements collected by 14 data collectors at
A study anticipates that subjects treated with drug A will have substantial improvement in their neuropathy symptoms.The neuropathy survey has a 96% sensitivity. What does this mean?
A study anticipates that subjects treated with drug A will have substantial improvement in their neuropathy symptoms.In the following table, fill in the researcher’s decision about the null
A study anticipates that subjects treated with drug A will have substantial improvement in their neuropathy symptoms.This study, which examines treating patients with drug A and neuropathy symptoms,
A study anticipates that subjects treated with drug A will have substantial improvement in their neuropathy symptoms.If this decision in review question 28 about the null hypothesis is incorrect,
If a researcher reports that the abuse of dextromethorphan is not related to age but is incorrect about this conclusion, what type of error is this?
A researcher reports that exposure to fentanyl patches is associated with death in children. What does this mean about the relationship between the p-value and the alpha in the study? If this
A researcher reports a statistically significant association between taking anticoagulants and bruising. What do you know about the sample size?
A study is completed to examine the relationship between gender and sports participation. It is conducted by randomly surveying ninth-graders at Smith High School. The collected data is shown in
The researchers are trying to detect a small effect size. What do you know about the necessary sample size?
Researchers report that there is no difference in appetite for those taking Byetta and those who are not. However, the sample size was small, and the results are incorrect. This is what type of error?
It is really helpful to start reading professional research articles to see how these concepts are used in actual study scenarios. Give it a try in this article, where the researchers examined the
A study is completed to examine the relationship between gender and sports participation. It is conducted by randomly surveying ninth-graders at Smith High School. The collected data is shown in
A study is completed to examine the relationship between gender and sports participation. It is conducted by randomly surveying ninth-graders at Smith High School. The collected data is shown in
It is really helpful to start reading professional research articles to see how these concepts are used in actual study scenarios. Give it a try in this article, where the researchers examined the
A study is completed to examine the relationship between gender and sports participation. It is conducted by randomly surveying ninth-graders at Smith High School. The collected data is shown in
It is really helpful to start reading professional research articles to see how these concepts are used in actual study scenarios. Give it a try in this article, where the researchers examined the
A study is completed to examine the relationship between gender and sports participation. It is conducted by randomly surveying ninth-graders at Smith High School. The collected data is shown in
A study is completed to examine the relationship between gender and sports participation. It is conducted by randomly surveying ninth-graders at Smith High School. The collected data is shown in
It is really helpful to start reading professional research articles to see how these concepts are used in actual study scenarios. Give it a try in this article, where the researchers examined the
It is really helpful to start reading professional research articles to see how these concepts are used in actual study scenarios. Give it a try in this article, where the researchers examined the
A study is completed to examine the relationship between gender and sports participation. It is conducted by randomly surveying ninth-graders at Smith High School. The collected data is shown in
It is really helpful to start reading professional research articles to see how these concepts are used in actual study scenarios. Give it a try in this article, where the researchers examined the
A study is completed to examine the relationship between gender and sports participation. It is conducted by randomly surveying ninth-graders at Smith High School. The collected data is shown in
It is really helpful to start reading professional research articles to see how these concepts are used in actual study scenarios. Give it a try in this article, where the researchers examined the
A study is completed to examine the relationship between gender and sports participation. It is conducted by randomly surveying ninth-graders at Smith High School. The collected data is shown in
It is really helpful to start reading professional research articles to see how these concepts are used in actual study scenarios. Give it a try in this article, where the researchers examined the
After the school instituted a new aerobics program, data was gathered in a follow-up survey administered in all the grades. The collected information is shown in Table 8-6.If the entire school has a
After the school instituted a new aerobics program, data was gathered in a follow-up survey administered in all the grades. The collected information is shown in Table 8-6.Is gender related to sports
It is really helpful to start reading professional research articles to see how these concepts are used in actual study scenarios. Give it a try in this article, where the researchers examined the
It is really helpful to start reading professional research articles to see how these concepts are used in actual study scenarios. Give it a try in this article, where the researchers examined the
It is really helpful to start reading professional research articles to see how these concepts are used in actual study scenarios. Give it a try in this article, where the researchers examined the
After the school instituted a new aerobics program, data was gathered in a follow-up survey administered in all the grades. The collected information is shown in Table 8-6.Imagine you are the editor
It is really helpful to start reading professional research articles to see how these concepts are used in actual study scenarios. Give it a try in this article, where the researchers examined the
A study is completed to examine the relationship between gender and sports participation. It is conducted by randomly surveying ninth-graders at Smith High School. The collected data is shown in
It is really helpful to start reading professional research articles to see how these concepts are used in actual study scenarios. Give it a try in this article, where the researchers examined the
A study is completed to examine the relationship between gender and sports participation. It is conducted by randomly surveying ninth-graders at Smith High School. The collected data is shown in
You are working in a school-based health center and have developed a new screening tool for suicide risk among adolescent athletes. The pilot of your new screening tool reports that female athletes
It is really helpful to start reading professional research articles to see how these concepts are used in actual study scenarios. Give it a try in this article, where the researchers examined the
You correct the copying problem and readminister the screening tool at another school. After 1 year of follow-up, you get the results shown in Table 8-7. Explain what each box means in plain English.
You administer your new screening tool in your health clinic but find the results confusing. After reviewing your screening tool, you realize that the following mistake was made: When the survey was
It is really helpful to start reading professional research articles to see how these concepts are used in actual study scenarios. Give it a try in this article, where the researchers examined the
What is the sensitivity of your screen? What does this mean in plain English?
What is the specificity of your screen? What does this mean in plain English?
What is the positive predictive value (PPV) of your screen? What does this mean in plain English?
What is the negative predictive value (NPV) of your screen? What does this mean in plain English?
“From the Statistician” Review Question: Would you do the analysis differently if no women were happily married to male supermodels in the “From the Statistician” feature in this chapter?
What is the prevalence of suicide attempts in this sample?
In a random sample of 100 patients with biopsy-confirmed breast cancer, a study examines cancer detection rates with 50 previously collected, two-dimensional (2D) mammograms compared to detection
In a random sample of patients with oropharyngeal cancer, the researcher wishes to determine if there is a relationship between gender and the type of oropharyngeal cancer. The study has an alpha of
In a random sample of 100 patients with biopsy-confirmed breast cancer, a study examines cancer detection rates with 50 previously collected, two-dimensional (2D) mammograms compared to detection
In a random sample of 100 patients with biopsy-confirmed breast cancer, a study examines cancer detection rates with 50 previously collected, two-dimensional (2D) mammograms compared to detection
In a random sample of 100 patients with biopsy-confirmed breast cancer, a study examines cancer detection rates with 50 previously collected, two-dimensional (2D) mammograms compared to detection
In a random sample of 100 patients with biopsy-confirmed breast cancer, a study examines cancer detection rates with 50 previously collected, two-dimensional (2D) mammograms compared to detection
In a random sample of 100 patients with biopsy-confirmed breast cancer, a study examines cancer detection rates with 50 previously collected, two-dimensional (2D) mammograms compared to detection
In a random sample of 100 patients with biopsy-confirmed breast cancer, a study examines cancer detection rates with 50 previously collected, two-dimensional (2D) mammograms compared to detection
In a random sample of 100 patients with biopsy-confirmed breast cancer, a study examines cancer detection rates with 50 previously collected, two-dimensional (2D) mammograms compared to detection
In a random sample of 100 patients with biopsy-confirmed breast cancer, a study examines cancer detection rates with 50 previously collected, two-dimensional (2D) mammograms compared to detection
In a random sample of 100 patients with biopsy-confirmed breast cancer, a study examines cancer detection rates with 50 previously collected, two-dimensional (2D) mammograms compared to detection
In a random sample of patients with oropharyngeal cancer, the researcher wishes to determine if there is a relationship between gender and the type of oropharyngeal cancer. The study has an alpha of
In a random sample of patients with oropharyngeal cancer, the researcher wishes to determine if there is a relationship between gender and the type of oropharyngeal cancer. The study has an alpha of
In a random sample of patients with oropharyngeal cancer, the researcher wishes to determine if there is a relationship between gender and the type of oropharyngeal cancer. The study has an alpha of
In a random sample of patients with oropharyngeal cancer, the researcher wishes to determine if there is a relationship between gender and the type of oropharyngeal cancer. The study has an alpha of
In a random sample of patients with oropharyngeal cancer, the researcher wishes to determine if there is a relationship between gender and the type of oropharyngeal cancer. The study has an alpha of
Construct a bar chart for mother’s marital status.See the data in Table 2-7. TABLE 2-7 Demographic Characteristics of 92 Adolescents Completing a Family Planning Survey n (%)
A researcher asks hospitalized individuals about their comfort in a new type of hospital gown. This is an example of what type of data?a. Ratiob. Independentc. Quantitatived. Qualitative
If a researcher is examining how exposure to cigarette ads affects smoking behavior, the cigarette ads are what type of variable?a. Qualitativeb. Quantitativec. Dependentd. Independent
A nurse practitioner measures how many times per minute a heart beats when an individual is at rest versus when running. She is measuring the heartbeat at what level of measurement?a.
If a researcher is examining how exposure to cigarette ads affects smoking behavior, smoking behavior is what type of variable?a. Ratiob. Independentc. Dependentd. Nominal
The research nurse is coding adults according to size. A person with a below-average body mass index (BMI) is coded as 1, average is 2, and above average is 3. What level of measurement is this?a.
You are asked to design a study measuring how nutritional status is related to serum lead levels in children. You assess calcium and fat intake, as well as serum lead levels in a sample of 30
You are asked to design a study to examine the relationship between preoperative blood pressure and postoperative hematocrit.What is your independent variable?
You are asked to design a study to examine the relationship between preoperative blood pressure and postoperative hematocrit.How will you measure each, and what level of measurement is this?
You are asked to design a study to examine the relationship between preoperative blood pressure and postoperative hematocrit.What is your dependent variable?
You are later asked to do a follow-up study to see whether requiring an intraoperative blood transfusion had an impact on postoperative rates of poor mental health, specifically depression.What is
You are later asked to do a follow-up study to see whether requiring an intraoperative blood transfusion had an impact on postoperative rates of poor mental health, specifically depression.What is
You are later asked to do a follow-up study to see whether requiring an intraoperative blood transfusion had an impact on postoperative rates of poor mental health, specifically depression.How will
You are later asked to do a follow-up study to see whether requiring an intraoperative blood transfusion had an impact on postoperative rates of poor mental health, specifically depression.Is your
You decide to measure depression on the following scale: 1 = low, 2 = moderate, 3 =What level of measurement is this?
You decide to measure depression on the following scale: 1 = low, 2 = moderate, 3 =How could this measure be improved?
You decide to measure depression on the following scale: 1 = low, 2 = moderate, 3 =Why might you want to improve it?
You decide to measure depression on the following scale: 1 = low, 2 = moderate, 3 =You decide to measure postoperative hematocrit by serum levels. Is this a quantitative or qualitative measurement?
You decide to measure depression on the following scale: 1 = low, 2 = moderate, 3 =You discover that all but those with the lowest hematocrits had higher levels of depression after their surgery and
Elevated serum lead levels in childhood are associated with lower IQ, hyperactivity, aggression, poor growth, diminished academic performance, increased delinquency, seizures, and even death. The
Elevated serum lead levels in childhood are associated with lower IQ, hyperactivity, aggression, poor growth, diminished academic performance, increased delinquency, seizures, and even death. The
Elevated serum lead levels in childhood are associated with lower IQ, hyperactivity, aggression, poor growth, diminished academic performance, increased delinquency, seizures, and even death. The
A nurse researcher is assessing how well patients respond to two different dosing regimens of a new drug approved to treat diabetic neuropathy. Two different dosing regimens are administered, and
Elevated serum lead levels in childhood are associated with lower IQ, hyperactivity, aggression, poor growth, diminished academic performance, increased delinquency, seizures, and even death. The
Elevated serum lead levels in childhood are associated with lower IQ, hyperactivity, aggression, poor growth, diminished academic performance, increased delinquency, seizures, and even death. The
A nurse researcher is assessing how well patients respond to two different dosing regimens of a new drug approved to treat diabetic neuropathy. Two different dosing regimens are administered, and
A nurse researcher is assessing how well patients respond to two different dosing regimens of a new drug approved to treat diabetic neuropathy. Two different dosing regimens are administered, and
A nurse researcher is assessing how well patients respond to two different dosing regimens of a new drug approved to treat diabetic neuropathy. Two different dosing regimens are administered, and
A nurse researcher is assessing how well patients respond to two different dosing regimens of a new drug approved to treat diabetic neuropathy. Two different dosing regimens are administered, and
A nurse researcher is assessing how well patients respond to two different dosing regimens of a new drug approved to treat diabetic neuropathy. Two different dosing regimens are administered, and
A nurse researcher is assessing how well patients respond to two different dosing regimens of a new drug approved to treat diabetic neuropathy. Two different dosing regimens are administered, and

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