how would I find the class width for 200 students? Uestionld-8&flushed-false;&cl

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how would I find the class width for 200 students?

Uestionld-8&flushed-false;&cld; 4729035&kcenterwinsyes; MTH 147 (ONLINE) FALL 2017 Homework: HOMEWORK 2, CHAPTER 2 Score: 0 of 7 pts 2.2.11 8 of 11 (6 complete) HW Score: 56%, 28 of Question Help The following frequency histogram represents the IQ scores of a random sample of seventh-grade students. IQs are measured to the nearest whole number. The frequency of each class is labeled above each rectangle. Use the histogram to answers parts (a) through (g) Qs of 7th Grade Students 40 41 30- 60 70 80 90 100 110120 130140 1501 Ia scores (a) How many students were sampled? 200 (b) Determine the class width. The class width is students Enter your answer in the answer box and then click Check Answer

Explanation / Answer

(a) Total number of students = 1 + 3 + 13 + 40 + 59 + 41 + 30 + 7 + 4 + 2

= 200

(b) Class width = Difference between two consecutive class limits

E.g 90 - 80 = 10 (You can use any class limits here)

Class width = 10

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