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THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION

Question 52

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THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION:
Independent random sampling from two normally distributed populations gives the following results:
nx = 64, THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION: Independent random sampling from two normally distributed populations gives the following results: n<sub>x</sub> = 64, = 441,σ<sub>x</sub> = 20,n<sub>y</sub> = 36, = 361,and σ<sub>y</sub> = 25 -Find the 90% confidence interval for the difference in the means of the two populations.
= 441,σx = 20,ny = 36, THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION: Independent random sampling from two normally distributed populations gives the following results: n<sub>x</sub> = 64, = 441,σ<sub>x</sub> = 20,n<sub>y</sub> = 36, = 361,and σ<sub>y</sub> = 25 -Find the 90% confidence interval for the difference in the means of the two populations.
= 361,and σy = 25
-Find the 90% confidence interval for the difference in the means of the two populations.

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- blured image )± ME = 80 ± ...

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