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?
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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 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 53.6 inches, and standard deviation of 3.4 inches. A) What is the probability that a randomly chosen child has a height of less than 50 inches? Answers (Round your answer to 3 decimal places.) B) What is the probability that a randomly chosen child has a height of more than 61.4 inches? Answers (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 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 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 20- to 29-year-old males in the United States are approximately normal, with mean 70.4 in. and standard deviation 3.0 in. Round your answers to 2 decimal places. a. If you select a U.S. male between ages 20 and 29 at random, what is the approximate probability that he is less than 69 in. tall? The probability is about_______ %. b. There are roughly 19 million 20- to 29-year-old males in the United States. About how many are...