Question: Sample, sample ID and Sample Lp and sample summary Assigned Lp 40130 sample ID 12622 4 x values in sample X1 X2 X3 X4 2915

Sample, sample ID and Sample Lp and sample summary

Assigned Lp 40130

sample ID 12622

4 x values in sample

X1 X2 X3 X4

2915 2975 2857 3152

xbar 2974.75 =AVERAGE(H4:K4)

a) Calculate |xbar-3000| Answer: b) Calculate 2|xbar-3000| Answer: c) what is the probability a sample mean profit X is more than $2974.75 if n=4 and profit X is normally distributed with mean $3000 with standard deviation $200 Answer: d) What is the 40.13th percentile of the sample mean xbar if X is normally distributed with mean 3000 and stdev 200 and n=4" Answer: e) What is the 40.13th percentile of X if X is normally distributed with mean 3000 and standard deviation 200 Answer:

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