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Compute for the group standard deviation and variance of the following data using the following formula: a. VEni(mi-u)2 / (N-1) b. s= i Vf(d') 2-([fd')
Compute for the group standard deviation and variance of the following data using the following formula: a. VEni(mi-u)2 / (N-1) b. s= i Vf(d') 2-([fd') 2 a. X 80-84 8 75-79 12 70-74 16 65-69 13 60-64 9 55-59 11 b. X -h 80-84 8 75-79 12 70-74 16 65-69 13 60-64 9
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