The raw scores of 20 students of utopia high school who too part in an examination in economics are given as 38,39,12,20,18,28,20,46,34,20,70,64,52,48,64,43,66,53,69 and 34 (a)what Is The Mean Score Of The Students Marks? (b) How Many Student Passed The Examination (c) What Percentage Of The Student Failed The Examination (d) What Is The Range Of The Scores? (e) How Many Students Scored Below The Means Scores? Pls Show Workings.?
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Asked by Oyin on 6th October, 2018
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