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F1 data: w+ females 1278 1215 108 w males w females w males 100 + Use a chi-squared test to test for a deviation from an expected 10% error rate (108+100 errors compared to 10% of the total and 1278+1215 non-errors compared to 90% of the total). Is there a significant deviation from expected? a) Expected number of females ? b) Expected number of males ? c) Degrees of freedom ?

F1 data: w+ females 1278 1215 108 w males w females w males 100 + Use a chi-squared test to test for a deviation from an expected 10% error rate (108+100 errors compared to 10% of the total and 1278+1215 non-errors compared to 90% of the total). Is there a significant deviation from expected? a) Expected number of females ? b) Expected number of males ? c) Degrees of freedom ?

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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F1 data: w* females 1278 w males 1215 w females 108 w* males 100 Use a chi-squared test to test for a deviation from an expected 10% error rate (108+100 errors compared to 10% of the total and 1278+1215 non-errors compared to 90% of the total). Is there a significant deviation from expected? a) Expected number of females ? b) Expected number of males ? c) Degrees of freedom ? d) chi-square sum ? e) P-value ?
Transcribed Image Text:F1 data: w* females 1278 w males 1215 w females 108 w* males 100 Use a chi-squared test to test for a deviation from an expected 10% error rate (108+100 errors compared to 10% of the total and 1278+1215 non-errors compared to 90% of the total). Is there a significant deviation from expected? a) Expected number of females ? b) Expected number of males ? c) Degrees of freedom ? d) chi-square sum ? e) P-value ?
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