Mathematics

Problem

Complete the frequency table for the heights (in cm) of 48 plants. Class Interval (cm) | Frequency 140–149 | x 150–159 | 2x 160–169 | 18 170–179 | 9 If the total number of plants is 48, find the value of x. a) 6 b) 12 c) 7 d) 8

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