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Mean number of desks produced per week is 42 and population standard deviation is 4.67. the...

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Basic Math

Mean number of desks produced per week is 42 and populationstandard deviation is 4.67. the company has introduced newproduction methods. A random sample of 12 weeks productionindicates 44 desks were produced each week. has the introduction ofnew production methods increased average number of desks producedeach week at .05 significance level. Estimate the 95% confidenceinterval

Answer & Explanation Solved by verified expert
3.6 Ratings (633 Votes)
Solution Here we have to use one sample z test for the population mean H0 42 Ha 42 This is an upper tailed test We are given Level of significance 005 Test statistic formula is given    See Answer
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