Note: Solve the following problems. Show all solutions. Round off final answers to 3 decimal places. Question # 5. The heights of men in Saudi Arabia are presumed to be normally distributed. You measure the heights of 150 randomly chosen Saudi men, and sample mean is 167 cm and population standard deviation is 7.5 cm. What is a 95% confidence interval for the mean height of Saudi men?

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A: Given that  Margin of error =E =2 Population standard deviation =10.1 95% confidence level.

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A: From the provided information, n1=309x1=99n2=227x2=87α=0.05

Q: Use the given statistics to complete parts (a) and (b). Assume that the populations are normally…

A: given data population 1x¯1  = 48.2s1 = 4.1n1 = 20population 2x¯2  = 45.4s2 = 12.7n2 = 23α =…

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