SOLUTION: in a distribution of scores, X = 64 corresponds to z = 1, and X = 67 corresponds to z = 2. find the mean and standard deviaton for the distribution

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Question 902701: in a distribution of scores, X = 64 corresponds to z = 1, and X = 67 corresponds to z = 2. find the mean and standard deviaton for the distribution
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
%2864+-+m%29%2Fsd+=+1 64-m = sd
%2867+-+m%29%2Fsd+=+2
%2867+-+m%29%2F%2864-m%29+=+2
2(64-m) = 67-m
128 - 2m = 67-m
61 = m
sd = 3