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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.

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Example 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 1 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 level of significance. per cent
Transcribed Image Text:Example 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 1 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 level of significance. per cent
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