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Home Q & A Board Science-Related Homework Help Mathematics Statistics and Probability
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trancy trancy
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4 years ago

Question 1.

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. Use the histogram to answer the question. The blood pressure readings were given to the nearest whole number.

Identify the midpoint of the third class.

▸ 124

▸ 130

▸ 125

▸ 120

Question 2.

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. Use the histogram to answer the question. The blood pressure readings were given to the nearest whole number.

What common class width was used to construct the frequency distribution?

▸ 10

▸ 100

▸ 9

▸ 11
Textbook 
Statistical Reasoning for Everyday Life

Statistical Reasoning for Everyday Life


Edition: 5th
Authors:
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samah952samah952
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4 years ago
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4 years ago
Helped a lot
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This helped my grade so much Perfect
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