Question: Mth 101 mathematics for commerce Question 5 [16 marks] The following table gives the frequency distribution of ages for 120 employees of a university Age

Mth 101 mathematics for commerce

Question 5 [16 marks] The following table gives the frequency distribution of ages for 120 employees of a university Age Number of Employees 20 - 30 10 30 -40 33 40 -50 64 50 -60 13 A. Find the: Range ii) Mean iii) Modal Class - Interval iv) Variance v) Standard Deviation B. On a pair of axis draw the Histogram and the Frequency Polygon. Question 6 [5 marks] WN OUT Let A = NNO and B = -1 WHN , find: BA ii - / B The End

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