# Chi-square GOF test for a uniform distribution

Ages of 56 attendees of a Harry Potter movie are shown. (a) Form seven age classes (10 to 20, 20 to 30, etc.). Tabulate the frequency of attendees in each class. (b) Calculate expected frequencies for each class. (c) Perform a chi-square GOF test for a uniform distribution, using the 5 percent level of significance.

10 22 58 11 73 22 57

35 33 33 59 54 55 75

79 24 13 73 52 69 30

71 64 17 50 72 67 50

72 35 26 59 47 65 35

64 34 39 66 37 41 58

51 43 29 74 73 50 62

58 34 50 27 13 67 67

Needing to check my answers with a smart person, Thank You!!

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#### Solution Summary

Breakdown of solution in attached excel file.

$2.19