Example 19.11 man-hours on account of accidents in 8 plants over a period of six months. The data were obtained to ascertain the effectiveness of an industrial safety 'before and after' programme was put into operation: 72 and 59, 26 and 24, 125 and 120, 39 and 35, 54 and 43, 39 and 35, 13 and 15, 12 and 18 Test the null hypothesis that the safety programme is not effective, using the two-sample sign test at a = 0.05 level of significance. A Company has collected the following data that relate to the average weekly loss of
Example 19.11 man-hours on account of accidents in 8 plants over a period of six months. The data were obtained to ascertain the effectiveness of an industrial safety 'before and after' programme was put into operation: 72 and 59, 26 and 24, 125 and 120, 39 and 35, 54 and 43, 39 and 35, 13 and 15, 12 and 18 Test the null hypothesis that the safety programme is not effective, using the two-sample sign test at a = 0.05 level of significance. A Company has collected the following data that relate to the average weekly loss of
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section4.5: Correlation And Causation
Problem 11PPS
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Transcribed Image Text:Example 19.11 A Company has collected the following data that relate to the average weekly loss of
man-hours on account of accidents in 8 plants over a period of six months. The data were obtained to
ascertain the effectiveness of an industrial safety 'before and after' programme was put into operation:
72 and 59, 26 and 24, 125 and 120, 39 and 35, 54 and 43, 39 and 35, 13 and 15, 12 and 18
Test the null hypothesis that the safety programme is not effective, using the two-sample sign test at
a = 0.05 level of significance.
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