Establishing a 95% confidence interval enables a researcher to:
A. state the values that encompass all but 95% of the sample scores.
B. state the values that encompass 95% of the population parameters.
C. state the values that encompass 95% of the sample scores.
D. know the approximate difference between the population mean and the sample mean.
Answer: D
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Ms. Tippens is a new sixth grade teacher. She is nervous about the responsibilities of teaching a classroom of 23 sixth graders. She is reading current articles about classroom management and setting goals as she prepares for the school term to begin. Which of the following should be one of her classroom management goals?
a. Ensure that students have fun learning b. Make sure she excels in content knowledge c. Make sure students comply with rules d. Help her students become better able to manage themselves
One person having the authority, granted by the courts, to make decisions for another person is
A) wardenship. b. proxy. c. paternalism d. guardianship
Expenses over which the director has some measure of control
a. transportation costs b. variable expenses c. building maintenance d. electricity and heat
Coefficient alpha is an index of which of the following?
a. Test-retest reliability b. Interscorer reliability c. Equivalent-forms reliability d. Internal consistency reliability