Mathematics, 15.09.2021 06:50 Andy10201
On a statistics test the class mean was 63 and the standard deviation was 7 and for the biology test the mean was 23 and has a standard deviation of 3.9. Mark scored a 38 on the biology exam what was his z score. Round two decimal places
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On a statistics test the class mean was 63 and the standard deviation was 7 and for the biology test...
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