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Help please use white paper IF HANDWRITTEN and make the solution readable Thank you I WILL GIVE UPVOTE. FINAL ANSWER MUST.BE TYPEWRITTEN for better understanding.

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Help please use white paper IF HANDWRITTEN and make the solution readable Thank you I WILL GIVE UPVOTE.

FINAL ANSWER MUST.BE TYPEWRITTEN for better understanding.

image text in transcribed
The following data represent the running time of a random sample of films produced by two motion picture companies: Time (in minutes) A 103 94 110 87 98 B 97 82 123 92 175 88 118 Compute a 90% confidence interval for the difference between the mean running time of films produced by the two companies. Assume that the running times for each of the companies are approximately normally distributed with equal variances

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