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find out the test statistic value for population mean.

A recent survey indicated that the average amount spent for breakfast by business managers was $7.58 with the standard deviation of $0.42. It was felt that breakfasts on the West Coast were higher than $7.58. A sample of 81 business managers on the West Coast had an average breakfast cost of $7.65. 13. At a = 0.05, what is the test value?
1.-1.5
2.1.96
3.1.64
4.1.5

Statistics and Probability, Statistics

  • Category:- Statistics and Probability
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