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On an elementary school examination in spelling the mean mark of 100 boys was 72 with a standard deviation of 8 while the mean mark
On an elementary school examination in spelling the mean mark of 100 boys was 72 with a standard deviation of 8 while the mean mark of 50 girls was 75 with a standard deviation of 6Test at the 1% level of significance to see if there is a gender difference with respect to average marks obtained in spelling
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Mathematical Statistics With Applications In R
Authors: Chris P. Tsokos, K.M. Ramachandran
2nd Edition
124171133, 978-0124171138
