Assume that a sample is used to estimate a population mean
μ
. find the margin of error m. e. that corresponds to a sample of size 21 with a mean of 62.9 and a standard deviation of 12.7 at a confidence level of 98%.

report me accurate to one decimal place because the sample statistics are presented with this accuracy.
m. e. =

a

step-by-step explanation:

step-by-step explanation:

i'm pretty sure it would take 20 hours because it's half the men so you multiply the number of hours it takes by 2

answer: b

step-by-step explanation: im sorry bro bro but thats not a eqation the human mind can answer and plus im a devil

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