The mean cholesterol level of women age 45-59 in Ghana, Nigeria, and Seychelles is 5.1 mmol/l...

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The mean cholesterol level of women age 45-59 in Ghana, Nigeria, and Seychelles is 5.1 mmol/l and the standard deviation is 1.0 mmol/l. Assume that cholesterol levels are normally distributed. Round the probabilities to four decimal places. It is possible with rounding for a probability to be 0.0000. a) State the random variable. rv X = the mean cholesterol level of all women age 45-59 in Ghana, Nigeria, and Seychelles b) Find the probability that a randomly selected woman age 45-59 in Ghana, Nigeria, or Seychelles has a cholesterol level of 2.1 mmol/l or more. c) Find the probability that a randomly selected woman age 45-59 in Ghana, Nigeria, or Seychelles has a cholesterol level of 7.6 mmol/l or less. d) Find the probability that a randomly selected woman age 45-59 in Ghana, Nigeria, or Seychelles has a cholesterol level between 2.1 and 7.6 mmol/l. e) Find the probability that randomly selected woman age 45-59 in Ghana, Nigeria, or Seychelles has a cholesterol level that is at least 8.6 mmol/l. 0.0002 f) is a cholesterol level of 8.6 mmol/l unusually high for a randomly selected woman age 45-59 in Ghana, Nigeria, or Seychelles? Why or why not? g) What cholesterol level do 77% of all women age 45-59 in Ghana, Nigeria, and Seychelles have less than? Round your answer to two decimal places in the first box. Put the correct units in the second box. Check Answer The mean cholesterol level of women age 45-59 in Ghana, Nigeria, and Seychelles is 5.1 mmol/l and the standard deviation is 1.0 mmol/l. Assume that cholesterol levels are normally distributed. Round the probabilities to four decimal places. It is possible with rounding for a probability to be 0.0000. a) State the random variable. rv X = the mean cholesterol level of all women age 45-59 in Ghana, Nigeria, and Seychelles b) Find the probability that a randomly selected woman age 45-59 in Ghana, Nigeria, or Seychelles has a cholesterol level of 2.1 mmol/l or more. c) Find the probability that a randomly selected woman age 45-59 in Ghana, Nigeria, or Seychelles has a cholesterol level of 7.6 mmol/l or less. d) Find the probability that a randomly selected woman age 45-59 in Ghana, Nigeria, or Seychelles has a cholesterol level between 2.1 and 7.6 mmol/l. e) Find the probability that randomly selected woman age 45-59 in Ghana, Nigeria, or Seychelles has a cholesterol level that is at least 8.6 mmol/l. 0.0002 f) is a cholesterol level of 8.6 mmol/l unusually high for a randomly selected woman age 45-59 in Ghana, Nigeria, or Seychelles? Why or why not? g) What cholesterol level do 77% of all women age 45-59 in Ghana, Nigeria, and Seychelles have less than? Round your answer to two decimal places in the first box. Put the correct units in the second box. Check Answer

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