Mathematics
Mathematics, 09.04.2021 03:20, allisonatalie9169

The following data represent the running times of films produced by two motion-picture companies. Company Time (minutes) I 103 94 110 87 98
II 97 82 123 92 175 88 118
Compute a 90% confidence interval for the difference between the average running times of films produced by the two companies. Assume that the running-time differences are approximately normally distributed with unequal variances.

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