Question

help B-E

2. The incomplete frequency distribution table given below represents the score of an exam in a math class. (a) (5 points) Complete the frequency distribution table below Class Class Class Class Cumulative Percentage Limits Boundaries Midpoint Frequency Frequency Frequency 154.5, 55-67 61 167.5 4 10.00% 675, 68 80 9 180.5 174 13 122.50% 1- 93/80.5, 16 140.00% 81 187 193.5 29 193.5 100 11 106.5 40 27.50 (b) (2 points) Find the class width for this frequency distribution table. 94-106 (b) (c) (2 points) How many students took this exam? (d) (3 points) Draw the histogram. Clearly label and mark your graph. (e) (3 points) Draw the ogive. Clearly label and mark your graph.

Answer 1

b)

class width = 13

.............

e)

ogive 45 40 35 30 25 cumulative fra 20 15 10 5 0 55-67 68-80 81-93 94-106 class limits

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