Question
1) Reading a Correlation Matrix: This correlation matrix table below involves seven different continuous measures related to crime - as a researcher, we are trying
1) Reading a Correlation Matrix: This correlation matrix table below involves seven different continuous measures related to crime - as a researcher, we are trying to figure out how crime rates are correlated to six various factors related to personal traits and community influences (Personal Education Level, Personal Internet Use, Poverty Rate in local area, Personal Income Level, Teen Birthrate in local area & Unemployment Rate in the local area). Using this data in the table below please answer the following questions.... A) Is there a significant relationship between the crime rate & a person's education level? What is the strength of this relationship? Does this mean that more educated people are more or less likely to commit crimes? Please explain using the data above. (3 Points) B) Is there a significant relationship between the crime rate and how much a person uses the internet? What is the strength of this relationship? Are people who use the internet more likely to commit crime, less likely to commit crime, or is there no effect? (3 Points) C) Is there a significant relationship between crime rate and the local poverty level? What is the strength of this relationship? Are crime rates higher in poverty areas, lower in poverty areas, or is there no effect? (3 Points) 2) Conducting a t-test of significance for Pearson's r: A researcher seeks to know if there is any relationship between reading the newspaper and reading political blogs on the Internet. Data from the study found a Pearson's r = .284 after sampling 625 people.?a) State the research and null hypotheses. (2 Points) H1: H0: b) Calculate the t-test statistic. (3 Points) c) Assuming a critical value of 1.96, make a decision (to reject or not reject the null) & interpret what this result means. (2 Points) d) Do people who read the newspaper read more or less political blogs than those who do not read the newspaper? Explain your answer (2 Points) e) What is the strength of the relationship the likelihood of reading the newspaper and reading a political blog? Explain your answer (2 Points)
Step by Step Solution
There are 3 Steps involved in it
Step: 1
Get Instant Access to Expert-Tailored Solutions
See step-by-step solutions with expert insights and AI powered tools for academic success
Step: 2
Step: 3
Ace Your Homework with AI
Get the answers you need in no time with our AI-driven, step-by-step assistance
Get Started