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A sample of n = 4 scores is obtained from a population with m = 70 and mc005-1.jpg = 12. If the sample mean corresponds to a z-score of 2.00, then the sample mean must be _____.

    a.    
M = 76
    b.    
M = 82
    c.    
M = 72
    d.    
M = 94

Reference no: EM13493688

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