Week E Quesiion 5 of 20 (1 point) I Question Attempt'l of1 E $030@6 7 s a macaw Isabel, who turns eighty years old 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. She has uncovered an article in a scientic journal that reports that the mean systolic blood pressure measurement for women over seventy-ve is 131.4 mmHg, with a standard deviation of 5.3 mmHg. Assume that the article reported correct information. Complete the following statements about the distribution of systolic blood pressure measurements for women over seventy-ve. (a) According to Chebyshev's theorem, at least (Choose one) V of the measurements lie between 120.8 mmHg and 142.0 mmHg. (b) According to Chebyshev's theorem, at least 84% of the measurements lie between I] mmHg and I] mmHg. (Round your answer to 1 decimal place.)