Sub This Question: 1 pt 11 of 15 (0 complete) This Quiz: 15 pts A nurse measured

Question

Sub This Question: 1 pt 11 of 15 (0 complete) This Quiz: 15 pts A nurse measured the blood pressure of each person who visited her clinic Following is a relative-frequency histogram for the systolic blood pressure readings for those people aged between 25 and 40. The blood pressure readings were given to the nearest whole number. What class width was used to construct the relative frequency distribution? 0.35 0 30 025 020 0.15 0.10 005 Relative Frequency 100 110 120 130 140 150 160 Systolie Blood Pressure (mm Ho O A. 10 O D. 100 1Click to select your answer 1 Post-Test

Explanation / Answer

Class Width = Upper Class limit - Lower Class Limit

Class width = 110 - 100 = 10 mm Hg

Correct answer : A. 10

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