When the 583 female workers in the 2012 GSS were asked how many hours they worked in the previous week, the mean was 37.0 hours, with a standard deviation of 15.1 hours. Does this suggest that the population mean work week for females is significantly different from 40 hours? Consider the significance level to be 0.01.   Find the mean Standard deviation T / z score Find the critical score Draw the normal curve with critical tscore and test statistic. Make a conclusion on hypothesis

MATLAB: An Introduction with Applications
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ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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When the 583 female workers in the 2012 GSS were asked how many hours they worked in the previous week, the mean was 37.0 hours, with a standard deviation of 15.1 hours. Does this suggest that the population mean work week for females is significantly different from 40 hours? Consider the significance level to be 0.01.

 

  1. Find the mean
  2. Standard deviation
  3. T / z score
  4. Find the critical score
  5. Draw the normal curve with critical tscore and test statistic.
  6. Make a conclusion on hypothesis 
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