Which of the following would be an example of a design that examines the effects gender and school type (i.e., elementary, middle, or high school) on a scale of student attitudes toward learning?
a. 2 × 2 ANOVA
b. 3 × 3 ANOVA
c. 2 × 3 ANOVA
d. Simple ANOVA
Ans: c
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In a sample of 100 teenagers, 80 reported that they were in favor of an increase in the minimum wage and 20 were against it because they feared a loss of available jobs. Based on this sample, find the .95 confidence interval for the true proportion in the population of teenagers who would favor an increase in the minimum wage
a. .70 to .90 c. .76 to .84 b. .72 to .88 d. .78 to .82
In Marcia's description of adolescent identity statuses, an adolescent who has not spent time thinking about her future and doesn't seem overly concerned about this would be in the identity status of
A. identity diffusion. B. moratorium. C. foreclosure. D. identity deferral.
The use of contrasting groups in educational research is known to:
A) disentangle cause and effect B) present interpretation problems C) prohibit statistical inference D) enable statements about proof
An open house is typically a time when teachers meet with individual parents about their child's progress
Indicate whether the statement is true or false.