# Question

An accounting firm tested two spreadsheet applications to determine whether there is a difference between them in the mean speed with which a standard accounting problem can be solved. The times needed for each of twelve accountants to solve the problem are as follows:

Can you conclude that the mean time differs between the two applications? Use the a = 0.05 level of significance.

Can you conclude that the mean time differs between the two applications? Use the a = 0.05 level of significance.

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