Construct a 95% confidence interval for u,-H2 with the sample Bakery A Bakery B statistics for mean calorie content of two bakeries' specialty pies and confidence interval construction formula below. Assume the populations are approximately normal with equal variances. X1 = 1880 cal X2 = 1630 cal S1 = 132 cal S2 = 198 cal n, = 7 n2 = 15 1 1 Confidence interval (X1 -X2) -to when variances are
Construct a 95% confidence interval for u,-H2 with the sample Bakery A Bakery B statistics for mean calorie content of two bakeries' specialty pies and confidence interval construction formula below. Assume the populations are approximately normal with equal variances. X1 = 1880 cal X2 = 1630 cal S1 = 132 cal S2 = 198 cal n, = 7 n2 = 15 1 1 Confidence interval (X1 -X2) -to when variances are
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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Problem 1P
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Transcribed Image Text:Construct a 95% confidence interval for u -H2 with the sample
Bakery A
Bakery B
statistics for mean calorie content of two bakeries' specialty pies and
confidence interval construction formula below. Assume the populations
are approximately normal with equal variances.
X1
= 1880 cal
X2
= 1630 cal
%3D
S1 = 132 cal
S2 = 198 cal
!!
n, = 7
n2 = 15
%3D
1
1
Confidence interval (X1 -X2) -to
when variances are
* <H, -H2< (X, -x,) +tô +
n1
n2
n2
equal
(n1 - 1) s? * (n2 - 1) s3
where 6 =
and d.f. = n, + n, - 2
n1 +n2 - 2
Enter the endpoints of the interval.
<H1-H2<(Round to the nearest integer as needed.)
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