Exampie 13.15) Five coins are tossed 3,200 times and the number of heads appearing each time is noted. At the end, the following results were obtained: Number of heads 2 3 4 Frequencies 80 570 1100 900 500 50 Use chi-square test of goodness-of-fit to determine whether the coins are unbiased. Use 5 per cent level of significance.
Exampie 13.15) Five coins are tossed 3,200 times and the number of heads appearing each time is noted. At the end, the following results were obtained: Number of heads 2 3 4 Frequencies 80 570 1100 900 500 50 Use chi-square test of goodness-of-fit to determine whether the coins are unbiased. Use 5 per cent level of significance.
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section: Chapter Questions
Problem 8CR
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