Author Question: In a survey of n = 100 teachers, 50 preferred year-around school. Set the .95 confidence interval ... (Read 21 times)

jwb375 · **on:** Jun 20, 2018

In a survey of n = 100 teachers, 50 preferred year-around school. Set the .95 confidence interval around this sample proportion.

a. .40 to .60 c. .50 to .60
b. .45 to .55 d. .55 to .65

Question 2

Explain why it is important for researchers to focus on only a few aspects of a problem at one time rather than to examine several aspects of a problem within the framework of a single study.

What will be an ideal response?

jrpg123456 · **Reply #1 on:** Jun 20, 2018

Answer to Question 1

A

Answer to Question 2

Behavior is complex and generally has myriad causes. By examining only one or two aspects of behavior at a time under controlled conditions, the researcher can tease apart these causal factors.