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Loretta, who turns eighty this year, has just learned about blood pressure problems in the elderly and is interested in how her blood pressure compares to those of her peers. Specifically, she is interested in her systolic blood pressure, which can be problematic among the elderly. She has uncovered an article in a scientific journal that reports that the mean systolic blood pressure measurement for women over seventy-five is 134.5 mmHg, with a standard deviation of 6.6 mmHg.
Assume that the article reported correct information. Complete the following statements about the distribution of systolic blood pressure measurements for women over seventy-five.
A) according to chebyshev’s theorem, at least 36% of the measurements lie between BLANK mmhg and BLANK mmHg. Round your answer to 1 decimal place
B) According to Chebyshev’s theorem, at least BLANK of the measurements lie between 121.3 mmHg and 147.7 mmHg.
C) Suppose that the distribution is bell-shaped. According to the empirical rule approximately BLANK of the measurements lie between 121.3 mmHg and 147.7 mmHg
D) Suppose that the distribution is bell-shaped. According to the empirical rule, approximately 68% of the measurements lie between BLANK mmHg and BLANK mmHg
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(c) compare the results of parts (a) and (b). in general, how do you think the mode, median, and mean are affected when each data value in a set is multiplied by the same constant? multiplying each data value by the same constant c results in the mode, median, and mean increasing by a factor of c. multiplying each data value by the same constant c results in the mode, median, and mean remaining the same. multiplying each data value by the same constant c results in the mode, median, and mean decreasing by a factor of c. there is no distinct pattern when each data value is multiplied by the same constant. (d) suppose you have information about average heights of a random sample of airline passengers. the mode is 65 inches, the median is 72 inches, and the mean is 65 inches. to convert the data into centimeters, multiply each data value by 2.54. what are the values of the mode, median, and mean in centimeters? (enter your answers to two decimal places.) mode cm median cm mean cm in this problem, we explore the effect on the mean, median, and mode of multiplying each data value by the same number. consider the following data set 7, 7, 8, 11, 15. (a) compute the mode, median, and mean. (enter your answers to one (1) decimal places.) mean value = median = mode = (b) multiply 3 to each of the data values. compute the mode, median, and mean. (enter your answers to one (1) decimal places.) mean value = median = mode = --
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Loretta, who turns eighty this year, has just learned about blood pressure problems in the elderly a...
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