Two random samples are selected from two independent populations. A summary of the samples sizes, sample means, and sample standard deviations is given below: n¡ = 47, š1 = 50, n2 = 48, 2 = 73.2, Si = 5.4 S2 = 10.3 Find a 94.5% confidence interval for the difference u1 - µ2 of the means, assuming equal population variances. Confidence Interval =

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Two random samples are selected from two independent populations. A summary of the samples sizes, sample means, and sample standard
deviations is given below:
П 3 47, х 50,
n2 = 48, x2 = 73.2,
S1 =
= 5.4
S2 =
10.3
%3D
Find a 94.5% confidence interval for the difference uj
H2 of the means, assuming equal population variances.
Confidence Interval =
Transcribed Image Text:(1 point) Two random samples are selected from two independent populations. A summary of the samples sizes, sample means, and sample standard deviations is given below: П 3 47, х 50, n2 = 48, x2 = 73.2, S1 = = 5.4 S2 = 10.3 %3D Find a 94.5% confidence interval for the difference uj H2 of the means, assuming equal population variances. Confidence Interval =
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