Assume that you have a sample ofn1 7 statistics homework help

example test:
Assume that you have a sample ofn1=7​,

with the sample mean X1=42​,

and a sample standard deviation of S1=5​,

and you have an independent sample of n2=13

from another population with a sample mean of X2=31​,

and the sample standard deviation S2=7.

Construct a 99​%

confidence interval estimate of the population mean difference between μ1 and μ2.

(?) ≤μ1−μ2≤ (?)

​(Type an integer or decimal rounded to two decimal places as​ needed.)

excel ability needed, data analysis ability needed

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