Assignment # 11 AB. The annual rainfall in Ferndale, California is normally dist
ID: 3058446 • Letter: A
Question
Assignment # 11 AB. The annual rainfall in Ferndale, California is normally distributed with a mean of 35.5 inches and a standard deviation of 2.5 inches. (G) What is the probability there will be more than 40 inches of rain in a year? (ii) Find the 43- percentile of the annual rainfall in Ferndale, California. AC. Suppose the length of a hospital stay is normally distributed with mean 5.9 days and standard deviation 1.7 days. G) What proportion of hospital stays are between 3 and 7 days in length? i) Find the 55th percentile of hospital stays. AD·The reading speed of sixth-grade students has mean 125 words per minute and standard deviation 24 words per minute. Assume the reading speeds are normally distributed. (i) What proportion of students have a reading speed lower than 100 words per minute? (ii) Find the 13- percentile of the reading speed of sixth-grade students.Explanation / Answer
Assignment # 11 AB. The annual rainfall in Ferndale, California is normally distributed with a mean of 35.5 inches and a standard deviation of 2.5 inches. (G) What is the probability there will be more than 40 inches of rain in a year? (ii) Find the 43- percentile of the annual rainfall in Ferndale, California. AC. Suppose the length of a hospital stay is normally distributed with mean 5.9 days and standard deviation 1.7 days. G) What proportion of hospital stays are between 3 and 7 days in length? i) Find the 55th percentile of hospital stays. AD·The reading speed of sixth-grade students has mean 125 words per minute and standard deviation 24 words per minute. Assume the reading speeds are normally distributed. (i) What proportion of students have a reading speed lower than 100 words per minute? (ii) Find the 13- percentile of the reading speed of sixth-grade students.