Question 8

answered Question 8 0 / 1 pts Let x be a random variable that represents white blood cell count per cubic milliliter of whole blood. Assume that x has a distribution that is approximately normal, with mean u - 7350 and estimated standard deviation o = 2950. Suppose a doctor uses the average x for four tests taken about a week apart and the probability distribution of x is approximately normal. What is the probability that is less than 5900? Round z value to two decimals and final answer to four decimals. Incorrect Question 9hs 0 / 1 pts