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Appliance Magazine provided estimates of the life expectancy of electrical appliances A sample of 10 VCRs shows the useful life in years

Appliance Magazine provided estimates of the life expectancy of electrical appliances A sample of 10 VCRs shows the useful life in years

 

65, 80, 62, 74, 70, 84, 95, 46, 50, 74

 

1 What is the point estimate of the population mean life expectancy for VCR’s?

2 What is the point estimate of the population standard deviation for life expectancy of VCR’s?

May 02 2020 View more View Less

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