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Find the sum of the ranks for the advertisement group

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Reference no: EM132401599

An airline analyzed whether telephone callers to their reservations office would remain on hold longer if they heard (a) an advertisement from the airline or (b) classical music. For 10 callers randomly assigned to these two conditions, the table shows the data. (Complete this entire problem by hand).

Recorded Message

Holding Time Observations

Advertisement 1, 2, 5, 8, 11

Classical Music 7, 8, 9, 13, 15

Question 1:

Find the sum of the ranks for the Advertisement group.

Question 2:

Find the sum of the ranks for the Classical Music group.

Question 3:

Verify that the sum of the ranks for the two groups add to the total sum of ranks. Report that sum. (Recall: the total sum of ranks is

Reference no: EM132401599

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