p-value
This alpha value is associated with a confidence level of 95%
What is 0.05?
True of false: The ___ variable has an effect on the ___ variable.
What is independent and dependent?
This t-test is known as the paired t-test.
What is a dependent sample t-test?
True or False: Chi-square is used to compare means between at least 3 groups.
What is false?
H0: There is no difference in the type of crime convicted for by race/ethnicity
What is a chi-square test?
This confidence level is associated with an alpha value of 0.001.
What is 99.9%?
H0: There is no difference in levels of antisocial personality disorder by the one's lead exposure as a child. What is the dependent variable?
What is an antisocial personality disorder?
True or False: t-tests compare means between two or more groups.
What is false?
True or False: At least one variable used to compute a chi-square must have at least 4 categories.
What is false?
H0: There is no difference in the duration of time (in minutes) that the news covers violent crime by whether the program is primetime news versus non-primetime news.
What is an independent/unpaired t-test?
If a researcher has failed to reject the null hypothesis, they would come to this conclusion about the relationship between variables.
What is the variables are not significantly different?
H0: There is no difference in the level of engagement with the community between males and females. The independent variable of this null hypothesis is...
What is males/females (gender)?
H0: There is no difference between how neighbors rate each other on an anti-social behavior scale (0-100) and how they rate each other on being too noisy (0-100) in North Philadelphia row homes. What type of t-test would be used to test this hypothesis?
What is a dependent/paired t-test?
H0: There is no difference in the number of speeding tickets by the color of car driven. What type of test would be used to test this hypothesis?
What is an ANOVA?
H0: Juveniles in the system with one charge and those with multiple charges have the same chance of been referred (yes/no) to diversion programs.
What is a chi-square test?
With a confidence level of 99% and an observed p-value of 0.043. The researcher would ____ the null hypothesis.
What is fail to reject?
H0: There is no difference in one’s sentence (number of years in prison) by whether they were convicted of a drug-involved crime or non-drug-involved crime. The dependent variable of this null hypothesis is….
What is one's sentence (years in prison)?
H0: Married people do not work more hours per week than unmarried people. This is an example of what type of t-test?
What is independent/unpaired t-test?
H0: There is no difference in the perceived main cause of crime (lenient sentencing, poverty, drugs, etc.) by race/ethnicity in Britain. What type of test would be used to test this hypothesis?
What is chi-square?
H0: There is no difference in whether or not a person has been a victim of a property crime by their level of worry about having their car stolen (very worried, moderately worried, not worried at all).
What is a chi-square test?
H0: Judges, probation review boards, and lawyers have the same average number of recommendations for release in Philly prisons. If your observed p-value is 0.009 and you want to be 99% confident, what do you conclude?
What is reject the null (there is a difference)?
H0: Suburban and rural neighborhoods have the same average police response time (in minutes). For this null hypothesis, the independent variable is _______ and the dependent variable is ______.
What is type of neighborhood (independent) and average response time in minutes (dependent)?
What is wrong with this unpaired t-test? H0: The motor vehicle theft rate is not significantly different by region in the U.S. (North, South, West, East).
What is there is more than two groups?
What does ANOVA stand for?
What is ANalysis Of VAriance?
H0: There is no difference in the number of complaints about litter and the number of complaints about crime among streets in Philly.
What is a paired t-test?