Summary statistics computed for two population (A & B) are as follows: meanA=100 sigmaA=45, meanB=30, sigmaB=14. If two samples of equal sizes 15 are independently drawn from these two population. Find the probability that sample A will have mean of 90.7 more than sample B.
Summary statistics computed for two population (A & B) are as follows: meanA=100 sigmaA=45, meanB=30, sigmaB=14. If two samples of equal sizes 15 are independently drawn from these two population. Find the probability that sample A will have mean of 90.7 more than sample B.
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
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Transcribed Image Text:Summary statistics computed for two
population (A & B) are as follows: meanA=100,
sigmaA=45, meanB=30, sigmaB=14. If two
samples of equal sizes 15 are independently
drawn from these two population. Find the
probability that sample A will have mean of
90.7 more than sample B.
А.
0.152
В.
0.0445
С.
0.529
D.
0.251
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