a certain county the height measurement of 10year old children are approximately normally distributed with a...
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 54.6 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 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...
1. The heights of kindergarten children are approximately normally distributed with a mean height of 39 inches and a standard deviation of 2 inches. A classroom of 20 of these children is used as a sample. What is the probability that the average height , for the class is greater than 40 inches? Illustrate with a graph. ANSWER: 0.0127 2. The heights of kindergarten children are approximately normally distributed with a mean height of 39 inches and a standard deviation...
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.
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...
The heights of 18-year-old men are approximately normally distributed with mean 68 inches and standard deviation 3 inches. What is the probability that the height of an 18-year-old man selected at random is between 66 inches and 67 inches? a. 0.8807 b. 0.3807 c. 0.1193 d. 0.4283 e. 0.1333