The table lists means and standard deviations. The mean is the number before the plus/minus, and the standard deviation is the number after the plus/minus. The results are from a study attempting to find the average blood pressure of older adults. Use the results to answer the questions.   Normotensive Hypertensive   Men (n=1200) Women (n=1400) Men (n=1100) Women (n=1300) Age 55±10 55±10 60±10 64±10 Blood Pressure         Systolic 123±9 121±11 153±17 156±20 Diastolic 78±7 76±7 91±10 88±10 Apply Chebyshev’s theorem to the systolic blood pressure of normotensive men. At least how many of the men in the study fall within 2 standard deviation of the mean?  At least how many of those men in the study fall within 3 standard deviations of the mean?  Assume that blood pressure is normally distributed among older adults. Answer the following questions, using the empirical rule instead of Chebyshev’s theorem. Give ranges for the diastolic blood pressure (normotensive and hypertensive) of older women.  Do the normotensive, male, systolic blood pressure ranges overlap with the hypertensive, male, systolic blood pressure ranges?

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The table lists means and standard deviations. The mean is the number before the plus/minus, and the standard deviation is the number after the plus/minus. The results are from a study attempting to find the average blood pressure of older adults. Use the results to answer the questions.

 

Normotensive

Hypertensive

 

Men

(n=1200)

Women

(n=1400)

Men

(n=1100)

Women

(n=1300)

Age

55±10

55±10

60±10

64±10

Blood Pressure

 

 

 

 

Systolic

123±9

121±11

153±17

156±20

Diastolic

78±7

76±7

91±10

88±10

  1. Apply Chebyshev’s theorem to the systolic blood pressure of normotensive men. At least how many of the men in the study fall within 2 standard deviation of the mean? 
  2. At least how many of those men in the study fall within 3 standard deviations of the mean? 

Assume that blood pressure is normally distributed among older adults. Answer the following questions, using the empirical rule instead of Chebyshev’s theorem.

  1. Give ranges for the diastolic blood pressure (normotensive and hypertensive) of older women. 
  2. Do the normotensive, male, systolic blood pressure ranges overlap with the hypertensive, male, systolic blood pressure ranges? 
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