Question

A sociologist wanted to determine whether there are statistically significant differences between peoples political party affiliation and their attitudes towards welfare. Independent samples of Democrats and Republicans were drawn at random and administered an attitude scale (ranged from 0 to 10, where 10 was the most favorable attitude).

	Mean	Standard Deviation	n
Democrats	8.14	2.19	7
Republicans	5.71	2.81	7

Use this information to answer questions #2 - 5.

Question 2

What is t? (round to the thousandths)

Question 3

What are the df?

Question 4

What is the critical value of t necessary to show significance for a two-tailed test?

Question 5

Is t significant?

Group of answer choices

Yes

No

Answer 1