What is your 95% confidence interval?

Use the following data to answer the question that follow it:
Group 1 Group 2
Sample size = 25 Sample size = 25
Mean = 7 Mean = 9
Variance = 4 Variance = 4


Ans: [-3.14, - 0.86]; assumes we used a critical value of 2.01

Education

You might also like to view...

The turtle technique involves teaching students to generate alternative strategies

Indicate whether the statement is true or false.

Education

In order to meet the needs of children from low-income homes, teachers should read to the children for a minimum of ________________________________ a day.

a. 3 minutes b. 8 minutes c. 13 minutes d. 20 minutes

Education

Which of the following pairings involving types of variables is not correct?

A) extraneous, outcome B) independent, cause C) attribute, subject differences D) dependent, effect

Education

Kilpatrick (1925) emphasized the importance of the curriculum developer to predetermine the knowledge of skills and work around central themes. Which of the following does not depict the webbing format for the major theme for environmental issues?

a. Related theme-activities-outcomes in rain b. Related theme-activities-outcome in asbestos c. Related theme-activities-outcome in acid rain d. Related theme-activities-outcomes in coal, asbestos, and acid rain

Education