In a Left-Tailed Test Comparing Two Means with Unknown Variances

question 74

Multiple Choice

In a left-tailed test comparing two means with unknown variances assumed to be equal,the test statistic was t = −1.81 with sample sizes of n1 = 8 and n2 = 12.The p-value would be

• A)between .025 and .05.
• B)between .01 and .025.
• C)between .05 and .10.
• D)Must know α to answer.

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