Calculate the values of the point (4) Give the equation of line of best fit. (2) [9] QUESTION 6 The following data is collected in a Curro High School. It depicts the results of Mathematics Portfolio marks of 100 learners. Complete the Cumulative frequency column. (2) Mark Intervals Number of learners Cumulative Frequency 30 3 40 15 50 18 60 19 70 28 80 15 90 2
Calculate the values of the point (4) Give the equation of line of best fit. (2) [9] QUESTION 6 The following data is collected in a Curro High School. It depicts the results of Mathematics Portfolio marks of 100 learners. Complete the Cumulative frequency column. (2) Mark Intervals Number of learners Cumulative Frequency 30 3 40 15 50 18 60 19 70 28 80 15 90 2
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