Gianna conducts a between-subjects study with two groups. She finds that the difference between her group means is 2.5 and the s difference = 0.65. Group 1 has a sample size of 10, and group 2 has a sample size of 8. If she wants to calculate a 95% confidesnce interval, what are her upper and lower bounds? a. [1.12, 3.88] b.[ -1.85, 3.15] c. [1.05, 3.95] d. 1.85, 3.15]
Gianna conducts a between-subjects study with two groups. She finds that the difference between her group means is 2.5 and the s difference = 0.65. Group 1 has a sample size of 10, and group 2 has a sample size of 8. If she wants to calculate a 95% confidesnce interval, what are her upper and lower bounds? a. [1.12, 3.88] b.[ -1.85, 3.15] c. [1.05, 3.95] d. 1.85, 3.15]
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.2: Representing Data
Problem 24PFA
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Gianna conducts a between-subjects study with two groups. She finds that the difference between her group means is 2.5 and the s difference = 0.65. Group 1 has a sample size of 10, and group 2 has a sample size of 8. If she wants to calculate a 95% confidesnce interval, what are her upper and lower bounds?
a. [1.12, 3.88]
b.[ -1.85, 3.15]
c. [1.05, 3.95]
d. 1.85, 3.15]
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