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(Solved): Based on the t-test assuming equal variances on the T-TestEqual worksheet, is the difference in mea ...




Based on the t-test assuming equal variances on the T-TestEqual worksheet, is the difference in mean Total Price between the
T-Test Output
\begin{tabular}{|l|l|r|r} \hline\( >=1 \) & & t-Test: Two-Sample Assuming Equal Variances & \\ \hline \( 30.30
Based on the t-test assuming equal variances on the T-TestEqual worksheet, is the difference in mean Total Price between the two sets of diamonds statistically significant? Yes, the absolute value of the calculated \( t \) Stat value is greater than the critical \( t \) value. Yes, the means appear to be similar. - No, the absolute value of the calculated \( t \) Stat value is less than the critical t value. No, the ratio of the variances is not greater than \( 4: 1 \). T-Test Output \begin{tabular}{|l|l|r|r} \hline\( >=1 \) & & t-Test: Two-Sample Assuming Equal Variances & \\ \hline \( 30.30 \) & & & \\ \hline \( 42.70 \) & & TotalPrice <1 & TotalPrice \( >=1 \) \\ \hline \( 38.60 \) & Mean & \( 3055.858883 \) & \( 13071.10325 \) \\ \hline \( 239.10 \) & Variance & \( 2184388.24 \) & \( 79032628.57 \) \\ \hline \( 559.20 \) & Observations & 197 & 154 \\ \hline \( 292.60 \) & Pooled Variance & \( 35874304.49 \) & \\ \hline \( 068.10 \) & Hypothesized Mean Difference & 0 & \\ \hline \( 543.50 \) & df & 349 & \\ \hline \( 253.40 \) & t Stat & \( -15.54567988 \) & \\ \hline, \( 055.50 \) & P(T


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From the T-test output, we get the value of the t-stat , t stat = -15.54567 The one-tail t critical value is, 1.6492 an
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