A t ratio compares two means and analysis of variance (ANOVA) compares more than two means. Why is ANOVA used rather than a series of t tests?
a. It holds Type I error at a constant level.
b. It increases Type I error.
c. It is too much work to do a series of t tests.
d. Both methods provide the same information.
(a) It holds Type I error at a constant level.
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As public officers, the police are supposed to be:
a. authoritarian. b. service-oriented. c. autocratic. b. subjectively-centered. e. all of the above.
In an interrogation setting the person being interrogated generally is not free to leave
a. True b. False
The most extensive social survey conducted on domestic violence is the National Family Violence Survey conducted by Gelles and Straus
Indicate whether the statement is true or false
While on patrol, Officer Jones notices a car that is parked illegally. He uses his cell phone to call a towing company, identifying himself as a "friend" on the phone. When the tow truck arrives, the driver thanks Officer Jones for calling in the job, and discreetly hands him a twenty-dollar bill. This is an example of:
a. graft. b. gratuity. c. abuse of power. d. professional courtesy.