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You use the \'F-test two sample for variances\' tool to check for homogeneity of

ID: 3357835 • Letter: Y

Question

You use the 'F-test two sample for variances' tool to check for homogeneity of variance and get the ouput posted above. Which test should you run in Excel?

t-Test: Two-Sample Assuming Equal Variances

t-Test: Two-Sample Assuming Unequal Variances

t-Test: Two-Sample Assuming Equal Variances

t-Test: Two-Sample Assuming Unequal Variances

F-Test Two-Sample for Variances Variable1Variable2 15.9375 Mean Variance Observations df 14.1875 8.595833333 3.495833333 16 15 16 15 2.458879619 P(Ff) one-tail 0.04586716 F Critical one-tai 2.403447072

Explanation / Answer

We need to double the P value to obtain p-value for a 2 tail test. P = 2*0.04587 = 0.09174 which is greater than 0.05

Therefore, there is no significant difference in the variance

Answer: t-Test: Two-Sample Assuming equal Variances

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