Question

A local gym is looking in to purchasing more exercise equipment and runs a survey to find out the preference in exercise equipment amongst their members. They categorize the members based on how frequently they use the gym each month – the results are below. Run an independence test at the 0.01 level of significance.

	Free Weights	Weight Machines	Endurance Machines	Aerobics Equipment
0-10 Uses	12	17	25	13
11-30 Uses	20	18	9	9
31+ Uses	26	12	11	9

Enter the test statistic - round to 4 decimal places.

Answer 1

Test Statistic = 15.8713