Question
lag question: Question 1 The mean of patient satisfaction scores from a patient satisfaction survey with samples n = 36 is 49.5. Score standard deviation
lag question: Question 1
The mean of patient satisfaction scores from a patient satisfaction survey with samplesn= 36 is 49.5. Score standard deviation in population=6is assumed to be known. Given the z-statistics in the table below, answer the following question
| alpha- level | Confidence level | z-value |
| 0.32 | 68% | 1 |
| 0.2 | 80% | 1.28 |
| 0.1 | 90% | 1.64 |
| 0.05 | 95% | 1.96 |
| 0.01 | 99% | 2.58 |
| 0.001 | 99.9% | 3.28 |
A 68% confidence interval is
Group of answer choices
48.50 to 50.50
48.22 to 50.78
46.92 to 52.08
46.22 to 52.78
47.86 to 51.14
47.54 to 51.46
Flag question: Question 2
The proportion of successes in a sample is 0.5. The sample size is 100. Given the z-statistics in table below, answer the following question
alpha-level | Confidence level | z-value |
| 0.30 | 70% | 1.04 |
| 0.2 | 80% | 1.28 |
| 0.1 | 90% | 1.64 |
| 0.05 | 95% | 1.96 |
| 0.01 | 99% | 2.58 |
| 0.001 | 99.9% | 3.29 |
The 70% confidence interval is
Group of answer choices
0.45 to 0.55
0.44 to 0.56
0.42 to 0.58
0.40 to 0.60
0.37 to 0.63
0.34 to 0.66
Flag question: Question 3
The mean of patient satisfaction scores from a patient satisfaction survey with samplesn= 36 is 49.5. Score standard deviation in population=6is assumed to be known. Given the z-statistics in the table below, answer the following question
| alpha- level | Confidence Level | z-value |
| 0.32 | 68% | 1 |
| 0.2 | 80% | 1.28 |
| 0.1 | 90% | 1.64 |
| 0.05 | 95% | 1.96 |
| 0.01 | 99% | 2.58 |
| 0.001 | 99.9% | 3.28 |
A 80% confidence interval is
Group of answer choices
48.50 to 50.50
48.22 to 50.78
46.92 to 52.08
46.22 to 52.78
47.86 to 51.14
47.54 to 51.46
Flag question: Question 4
The mean of patient satisfaction scores from a patient satisfaction survey with samples n=16 is 49.5. Sample score standard deviation iss= 4 (assumed population variance unknown). Given the t-statistics in the table below, answer the following question.
| alpha-level | Confidence level | t-value |
| 0.2 | 80% | 1.34 |
| 0.1 | 90% | 1.75 |
| 0.05 | 95% | 2.13 |
| 0.01 | 99% | 2.95 |
| 0.001 | 99.9% | 4.07 |
The 80% confidence interval is
Group of answer choices
48.16 to 50.84
47.75 to 51.25
47.37 to 51.63
46.55 to 52.45
45.43 to 53.57
Flag question: Question 5
The proportion of successes in a sample is 0.5. The sample size is 100.
Given the z-statistics in table below, answer the following question
| alpha-level | Confidence level | z-value |
| 0.30 | 70% | 1.04 |
| 0.2 | 80% | 1.28 |
| 0.1 | 90% | 1.64 |
| 0.05 | 95% | 1.96 |
| 0.01 | 99% | 2.58 |
| 0.001 | 99.9% | 3.29 |
The 80% confidence interval is
Group of answer choices
0.45 to 0.55
0.44 to 0.56
0.42 to 0.58
0.40 to 0.60
0.37 to 0.63
0.34 to 0.66
Flag question: Question 6
The mean of patient satisfaction scores from a patient satisfaction survey with samplesn= 36 is 49.5. Score standard deviation in population=6is assumed to be known. Given the z-statistics in the table below, answer the following question
| alpha - level | Confidence level | z-value |
| 0.32 | 68% | 1 |
| 0.2 | 80% | 1.28 |
| 0.1 | 90% | 1.64 |
| 0.05 | 95% | 1.96 |
| 0.01 | 99% | 2.58 |
| 0.001 | 99.9% | 3.28 |
A 90% confidence interval is
Group of answer choices
48.50 to 50.50
48.22 to 50.78
46.92 to 52.08
46.22 to 52.78
47.86 to 51.14
47.54 to 51.46
Flag question: Question 7
The mean of patient satisfaction scores from a patient satisfaction survey with samples n=16 is 49.5. Sample score standard deviation iss= 4 (assumed population variance unknown). Given the t-statistics in the table below, answer the following question.
| alpha-level | Confidence level | t-value |
| 0.2 | 80% | 1.34 |
| 0.1 | 90% | 1.75 |
| 0.05 | 95% | 2.13 |
| 0.01 | 99% | 2.95 |
| 0.001 | 99.9% | 4.07 |
The 90% confidence interval is
Group of answer choices
48.16 to 50.84
47.75 to 51.25
47.37 to 51.63
46.55 to 52.45
45.43 to 53.57
Flag question: Question 8
The proportion of successes in a sample is 0.5. The sample size is 100.
Given the z-statistics in table below, answer the following question
| alpha-level | Confidence level | z-value |
| 0.30 | 70% | 1.04 |
| 0.2 | 80% | 1.28 |
| 0.1 | 90% | 1.64 |
| 0.05 | 95% | 1.96 |
| 0.01 | 99% | 2.58 |
| 0.001 | 99.9% | 3.29 |
The 90% confidence interval is
Group of answer choices
0.45 to 0.55
0.44 to 0.56
0.42 to 0.58
0.40 to 0.60
0.37 to 0.63
0.34 to 0.66
Flag question: Question 9
A 95% confidence interval for the population mean is153. The confidence interval length is
Group of answer choices
6
12
15
18
21
Flag question: Question 10
A 95% confidence interval for the population mean(Links to an external site.)is153. The lower confidence limit is
Group of answer choices
9
12
15
18
21
Flag question: Question 11
A 95% confidence interval for population mean(Links to an external site.)is153. The point estimate is
Group of answer choices
6
12
15
18
21
Flag question: Question 12
A 95% confidence interval for the population mean is153. The upper confidence limit is
Group of answer choices
6
12
15
18
21
Flag question: Question 13
A 95% confidence interval for population meanis153. This confidence interval is used to test the null hypothesisH0=10.
Group of answer choices
RejectH0
RetainH0
Can not decide
Flag question: Question 14
The mean of patient satisfaction scores from a patient satisfaction survey with samplesn= 36 is 49.5. Score standard deviation in population=6is assumed to be known. Given the z-statistics in the table below, answer the following question
| alpha-level | Confidence level | z-value |
| 0.32 | 68% | 1 |
| 0.2 | 80% | 1.28 |
| 0.1 | 90% | 1.64 |
| 0.05 | 95% | 1.96 |
| 0.01 | 99% | 2.58 |
| 0.001 | 99.9% | 3.28 |
A 95% confidence interval is
Group of answer choices
48.50 to 50.50
48.22 to 50.78
46.92 to 52.08
46.22 to 52.78
47.86 to 51.14
47.54 to 51.46
Flag question: Question 15
The mean of patient satisfaction scores from a patient satisfaction survey with samples n=16 is 49.5. Sample score standard deviation iss= 4 (assumed population variance unknown). Given the t-statistics in the table below, answer the following question.
| alpha-level | Confidence level | t-value |
| 0.2 | 80% | 1.34 |
| 0.1 | 90% | 1.75 |
| 0.05 | 95% | 2.13 |
| 0.01 | 99% | 2.95 |
| 0.001 | 99.9% | 4.07 |
The 95% confidence interval is
Group of answer choices
48.16 to 50.84
47.75 to 51.25
47.37 to 51.63
46.55 to 52.45
45.43 to 53.57
Flag question: Question 16
The proportion of successes in a sample is 0.5. The sample size is 100.
Given the z-statistics in table below, answer the following question
| alpha-level | Confidence level | z-value |
| 0.30 | 70% | 1.04 |
| 0.2 | 80% | 1.28 |
| 0.1 | 90% | 1.64 |
| 0.05 | 95% | 1.96 |
| 0.01 | 99% | 2.58 |
| 0.001 | 99.9% | 3.29 |
The 95% confidence interval is
Group of answer choices
0.45 to 0.55
0.44 to 0.56
0.42 to 0.58
0.40 to 0.60
0.37 to 0.63
0.34 to 0.66
Flag question: Question 17
The mean of patient satisfaction scores from a patient satisfaction survey with samplesn= 36 is 49.5. Score standard deviation in population=6is assumed to be known.Given the z-statistics in the table below, answer the following question
| alpha- level | Confidence level | z-value |
| 0.32 | 68% | 1 |
| 0.2 | 80% | 1.28 |
| 0.1 | 90% | 1.64 |
| 0.05 | 95% | 1.96 |
| 0.01 | 99% | 2.58 |
| 0.001 | 99.9% | 3.28 |
A 99% confidence interval is
Group of answer choices
48.50 to 50.50
48.22 to 50.78
46.92 to 52.08
46.22 to 52.78
47.86 to 51.14
47.54 to 51.46
Flag question: Question 18
The mean of patient satisfaction scores from a patient satisfaction survey with samples n=16 is 49.5. Sample score standard deviation iss= 4 (assumed population variance unknown). Given the t-statistics in the table below, answer the following question.
| alpha-level | Confidence level | t-value |
| 0.2 | 80% | 1.34 |
| 0.1 | 90% | 1.75 |
| 0.05 | 95% | 2.13 |
| 0.01 | 99% | 2.95 |
| 0.001 | 99.9% | 4.07 |
The 99% confidence interval is
Group of answer choices
48.16 to 50.84
47.75 to 51.25
47.37 to 51.63
46.55 to 52.45
45.43 to 53.57
Flag question: Question 19
The proportion of successes in a sample is 0.5. The sample size is 100.
Given the z-statistics in table below, answer the following question
| alpha-level | Confidence level | z-value |
| 0.30 | 70% | 1.04 |
| 0.2 | 80% | 1.28 |
| 0.1 | 90% | 1.64 |
| 0.05 | 95% | 1.96 |
| 0.01 | 99% | 2.58 |
| 0.001 | 99.9% | 3.29 |
The 99% confidence interval is
Group of answer choices
0.45 to 0.55
0.44 to 0.56
0.42 to 0.58
0.40 to 0.60
0.37 to 0.63
0.34 to 0.66
Flag question: Question 20
The mean of patient satisfaction scores from a patient satisfaction survey with samplesn= 36 is 49.5. Score standard deviation in population=6is assumed to be known. Given the z-statistics in the table below, answer the following question
| alpha - level | Confidence level | z-value |
| 0.32 | 68% | 1 |
| 0.2 | 80% | 1.28 |
| 0.1 | 90% | 1.64 |
| 0.05 | 95% | 1.96 |
| 0.01 | 99% | 2.58 |
| 0.001 | 99.9% | 3.28 |
A 99.9% confidence interval is
Group of answer choices
48.50 to 50.50
48.22 to 50.78
46.92 to 52.08
46.22 to 52.78
47.86 to 51.14
47.54 to 51.46
Flag question: Question 21
The mean of patient satisfaction scores from a patient satisfaction survey with samples n=16 is 49.5. Sample score standard deviation iss= 4 (assumed population variance unknown). Given the t-statistics in the table below, answer the following question.
| alpha-level | Confidence level | t-value |
| 0.2 | 80% | 1.34 |
| 0.1 | 90% | 1.75 |
| 0.05 | 95% | 2.13 |
| 0.01 | 99% | 2.95 |
| 0.001 | 99.9% | 4.07 |
The 99.9% confidence interval is
Group of answer choices
48.16 to 50.84
47.75 to 51.25
47.37 to 51.63
46.55 to 52.45
45.43 to 53.57
Flag question: Question 22
The proportion of successes in a sample is 0.5. The sample size is 100.
Given the z-statistics in table below, answer the following question
| alpha-level | Confidence level | z-value |
| 0.30 | 70% | 1.04 |
| 0.2 | 80% | 1.28 |
| 0.1 | 90% | 1.64 |
| 0.05 | 95% | 1.96 |
| 0.01 | 99% | 2.58 |
| 0.001 | 99.9% | 3.29 |
The 99.9% confidence interval is
Group of answer choices
0.45 to 0.55
0.44 to 0.56
0.42 to 0.58
0.40 to 0.60
0.37 to 0.63
0.34 to 0.66
Flag question: Question 23
A confidence interval for the population mean is153. The value 15 in this expression is the estimate's margin of error.
Group of answer choices
True
False
Flag question: Question 24
A confidence interval for the population mean is153. The value 3 in this expression is the estimate's standard error.
Group of answer choices
True
False
Flag question: Question 25
A confidence interval for the population mean is153. The value 3 in this expression is the estimate's margin of error.
Group of answer choices
True
False
Flag question: Question 26
Populations with high variability will produce estimates with large margins of error (all other things being equal).
Group of answer choices
True
False
Flag question: Question 27
Studies with small sample sizes will tend to have large margins of error.
Group of answer choices
True
False
Flag question: Question 28
In a sample of size 100, the proportion of successes in the sample is 0.45. If this sample is used to test the hypothesisH0p=0.5vsHAp0.5with an alpha-level of 0.05, the z-statistic is
Group of answer choices
-2
-1
-1.96
Flag question: Question 29
In a sample of size 100, the proportion of successes in the sample is 0.45. If this sample is used to test the hypothesisH0p=0.5vsHAp0.5with an alpha-level of 0.05, the null hypothesis is
Group of answer choices
rejected
retained
Can not be determined
Flag question: Question 30
In a sample of size 400, the proportion of successes in the sample is 0.45. If this sample is used to test the hypothesisH0p=0.5vsHAp0.5with an alpha-level of 0.05, the null hypothesis is
Group of answer choices
rejected
retained
Can not be determined
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Bayesian Data Analysis
Authors: Andrew Gelman, John B Carlin, Hal S Stern, David B Dunson, Aki Vehtari, Donald B Rubin
3rd Edition
