The question was: Is this value of t is significant at the 0.05 level?

Your Answer: Yes

Correct Answer: Yes

Explanation: The probability value is given in the column labeled "2-Tail Sig" and is 0.018. Since this value is less than 0.05, the difference is significant at the 0.05 level.

 

t-test for Equality of Means
Variances t-value df 2-Tail SIG SE of Diff 95% CI for Diff
Equal
2.45
47
0.018
0.154
(0.068, 0.686)
Unequal
2.45
46.83
0.018
0.154
(0.068, 0.687)