A large airline company wants to investigate whether the distribution of ticket sales throughout the year differs for domestic versus international destinations. They collect data throughout multiple years and obtain the following average daily sales (in thousands) for domestic and international flights across the seasons of the year, in the image attached to this question. (a) Do the data above support the hypothesis that the distribution of ticket sales across seasons is different for domestic versus international flights. Compute the appropriate hypothesis test and use an alpha level of .05.  b) Compute an appropriate effect size measure for the data below.

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A large airline company wants to investigate whether the distribution of ticket sales throughout the year differs for domestic versus international destinations. They collect data throughout multiple years and obtain the following average daily sales (in thousands) for domestic and international flights across the seasons of the year, in the image attached to this question.

(a) Do the data above support the hypothesis that the distribution of ticket sales across seasons is different for domestic versus international flights. Compute the appropriate hypothesis test and use an alpha level of .05. 

b) Compute an appropriate effect size measure for the data below. 

Winter
Domestic
9
International 20
Spring
12
18
Summer
15
15
Fall
16
12
Transcribed Image Text:Winter Domestic 9 International 20 Spring 12 18 Summer 15 15 Fall 16 12
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