Members of a freshmen orientation class take a time management test. Their average time management score is 82 and the standard deviation for their scores is 6. Using the formula σM what will σM be when

a. the sample size is 25

b. the sample size is 36

c. the sample size is 49

σM=σ/sqrt(N) where σ=6

a) 1.2 for n=25

b) 1 for n=36

c) 0.857 for n=49

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