Do boys have better short-term memory than girls? A random sample of 200 boys and 150 girls was administered a short-term memory test. The average score for boys was 48.9 with standard deviation 12.96. The girls had an average score of 48.4 with standard deviation 11.85. Is there significant evidence at the 5% level to suggest boys have better short-term memory than girls? (Higher test scores indicate better short-term memory)
Do boys have better short-term memory than girls? A random sample of 200 boys and 150 girls was administered a short-term memory test. The average score for boys was 48.9 with standard deviation 12.96. The girls had an average score of 48.4 with standard deviation 11.85. Is there significant evidence at the 5% level to suggest boys have better short-term memory than girls? (Higher test scores indicate better short-term memory)
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 8SGR
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Do boys have better short-term memory than girls? A random sample of 200 boys and 150 girls was administered a short-term memory test. The average score for boys was 48.9 with standard deviation 12.96. The girls had an average score of 48.4 with standard deviation 11.85. Is there significant evidence at the 5% level to suggest boys have better short-term memory than girls? (Higher test scores indicate better short-term memory)
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