11. Calculate your estimated standard error (Sm1- M2).
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section: Chapter Questions
Problem 9SGR
Related questions
Question
11
Transcribed Image Text:For #10 - 19: A researcher conducts an Independent-Measures study examining the effectiveness of a
exercise program on muscle strength at an assisted living facility for elderly adults. One group of residents is
selected to participate in the new weight training program and a second group participates in a fitness walking
group. After 8 weeks, the researcher records a strength score for each individual. The data are as follows:
group
Strength
Group
n = 14
Here are some formulas and values to help:
Pooled Variance (s?,) = 14
Walking
Group
n = 28
,2
S
S(M,-M2)
+
M1 = 15
M2 =
n2
t = M1 - M2 / s (M1-M2)
= 12
%3D
11. Calculate your estimated standard error (SM1- m2).
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