Mathematics, 02.05.2021 01:10 littlebirdd987
The following data represent the running times of films produced by two motion-picture companies:
CompanyTime (minutes) 1102869810992 281165971349287114
Test the hypothesis that the average running time of films produced by company 2 exceeds the average running time of films produced by company 1 by 10 minutes against the one-sided alternative that the difference is less than 10 minutes. Use a 0.1 level of significance and assume the distributions of times to be approximately normal with unequal variances.
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The following data represent the running times of films produced by two motion-picture companies:
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