Consider the graph of the normal distribution in Figure 14, which illustrates the relative frequencies in a

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Consider the graph of the normal distribution in Figure 14, which illustrates the relative frequencies in a distribution of systolic blood pressures for a sample of female students. The distribution has a standard deviation of 14.

a. What is the mean of the distribution?

b. Estimate (using area) the percentage of students whose blood pressure is less than 100.

c. Estimate the percentage of students whose blood pressure is between 110 and 130.

d. Estimate the percentage of students whose blood pressure is greater than 130.

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Statistical Reasoning For Everyday Life

ISBN: 9780321904645

4th International Edition

Authors: Jeffrey Bennett, William L. Briggs, Mario F. Triola

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Question Posted: Apr 04, 2024 06:02 AM

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Consider the graph of the normal distribution in Figure 14, which illustrates the relative frequencies in a

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55 Figure 14 70 70 85 85 100 115 130 145 160 175 Blood pressure

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