In the country of United States of Heightlandia, the height measurements of ten-year-old children are approximately...
In the country of United States of Heightlandia, the height measurements of ten-year-old children are approximately normally distributed with a mean of 54.6 inches, and standard deviation of 7.7 inches. A) What is the probability that a randomly chosen child has a height of less than 40.05 inches? Answer= (Round your answer to 3 decimal places.) B) What is the probability that a randomly chosen child has a height of more than 36.1 inches? Answer= (Round your answer to 3...
In the country of United States of Heightlandia, the height measurements of ten-year-old children are approximately normally distributed with a mean of 54.6 inches, and standard deviation of 1.4 inches. What is the probability that the height of a randomly chosen child is between 52.9 and 55 inches? Do not round until you get your your final answer, and then round to 3 decimal places.
In the country of United States of Heightlandia, the height measurements of ten-year-old children are approximately normally distributed with a mean of 56.3 inches, and standard deviation of 6.6 inches. What is the probability that the height of a randomly chosen child is between 50.8 and 70.3 inches? Do not round until you get your your final answer, and then round to 3 decimal places.
In the country of United States of Heightlandia, the height measurements of ten-year-old children are approximately normally distributed with a mean of 54.1 inches, and standard deviation of 1.5 inches. What is the probability that the height of a randomly chosen child is between 51.15 and 53.65 inches? Answer=
in a countyof united states of heightlandia, the height measurements of ten-year-old children are approximately normally distributed with a mean of 55.6 inches and standard deviation of 2.6 inches. A) What is the probabilty that a randomly chosen child has a height of less than 60.8 inches?______round three decimal places B) What is the probability that a randomly chosen child has a height of more than 48.7 inches?_______round three decimal places.
In the country of United States of Heightlandia, the height measurements of ten-year-old children are approximately normally distributed with a mean of 54.5 inches, and standard deviation of 3.5 inches. (Use a scientific/graphing calculator.)What is the probability that the height of a randomly chosen child is between 58.05 and 59.55 inches? Do not round until you get your final answer, and then round to 3 decimal places.
a certain county the height measurement of 10year old children are approximately normally distributed with a mean of 53.7 inches and standard deviation of 3.9 inches. what is the probability that the height of a randomly chosen child is between 46.05 and 60.75 inches? do Not round on to you you hit your final answer and then around three decimal places. thanks in advance
Assume that the height of adult females in the United States is approximately normally distributed with a mean of 63.8 inches and a standard deviation of 2.83 inches. A sample of 10 such women is selected at random. Find the probability that the mean height of the sample is greater than 62.5 inches. Round your answer to 4 decimal places.
Assume that the height of adult females in the United States is approximately normally distributed with a mean of 63.9 inches and a standard deviation of 2.82 inches. A sample of 10 such women is selected at random. Find the probability that the mean height of the sample is greater than 62.7 inches. Round your answer to 4 decimal places.
The heights of kindergarten children are approximately normally distributed with the following. (Give your answers correct to four decimal places.) M = 47 and a = 3.6 inches (a) If an individual kindergarten child is selected at random, what is the probability that he or she has a height between 44.8 and 49.2 inches? (b) A classroom of 21 of these children is used as a sample. What is the probability that the class mean x is between 44.8 and...