3. The heights of trees in a large grove are normally distributed with a mean of 85 feet anda standard deviation of 10 feet. Explain your answers and provide a drawing of theprobability (area under the curve) for each situation.A. What is the probability that a tree selected at random is more 100 feet tall?B. What is the percentile rank of a tree that is 80 ft. tall?c. What is the minimum height of a tree that is in the top 10% of heights?

Answered: Image /qna-images/answer/52d356f4-7a0f-438f-b8eb-ef4e3fdd791b.jpg

Answered: 3. The heights of trees in a large…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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The Acme Company manufactures widgets. The distribution of widget weights is bell-shaped. The widget weights have a mean of 52 ounces and a standard deviation of 8 ounces. Use the Empirical Rule. Suggestion: sketch the distribution in order to answer these questions. a) 99.7% of the widget weights lie between and b) What percentage of the widget weights lie between 44 and 76 ounces? % c) What percentage of the widget weights lie above 36 ? %
Gardena High School had a mean ACT score of 23, with a median score of 21 and a mode of 20. What kind of skewness would you expect their distribution curve to display? a. Symmetrical b. Right-skewed c. Left-skewed d. Not enough information
Twelve professional gamers were asked their age (in years) when they first began playing their game of choice. The data is collected below. 11, 12, 11, 13, 9, 15, 17, 21, 14, 11, 14, 18 Give the standard deviation of this sample, rounded to two decimal places. A.) 13.83 B.) 4.17 C.) 3.31 D.) 3.46
The Acme Company manufactures widgets. The distribution of widget weights is bell-shaped. The widget weights have a mean of 43 ounces and a standard deviation of 4 ounces.Use the Empirical Rule.Suggestion: sketch the distribution in order to answer these questions.a) 68% of the widget weights lie between and b) What percentage of the widget weights lie between 31 and 47 ounces? %c) What percentage of the widget weights lie below 51 ? %
Please answer all. Thank you.
The Acme Company manufactures widgets. The distribution of widget weights is bell-shaped. The widget weights have a mean of 63 ounces and a standard deviation of 10 ounces. Use the Empirical Rule. Suggestion: sketch the distribution in order to answer these questions. a) 95% of the widget weights lie between and b) What percentage of the widget weights lie between 33 and 83 ounces? c) What percentage of the widget weights lie above 53 ?
Which distribution's height begins low, increases until the middle, and then decreases in a symmetrical manner? 1. uniform 2. normal 3. skewed
The Acme Company manufactures widgets. The distribution of widget weights is bell- shaped. The widget weights have a mean of 39 ounces and a standard deviation of 6 ounces. Use the Empirical Rule. Suggestion: sketch the distribution in order to answer these questions. a) 99.7% of the widget weights lie between and b) What percentage of the widget weights lie between 27 and 57 ounces? % c) What percentage of the widget weights lie below 45 ? %
help please
The Acme Company manufactures widgets. The distribution of widget weights is bell-shaped. The widget weights have a mean of 41 ounces and a standard deviation of 11 ounces.Use the Empirical Rule.Suggestion: sketch the distribution in order to answer these questions.a) 99.7% of the widget weights lie between and b) What percentage of the widget weights lie between 19 and 74 ounces? %c) What percentage of the widget weights lie above 30 ? %
Assume that hybridization experiments are conducted with peas having the property that for offspring, there is a 0.75 probability that a pea has green pods. Assume that the offspring peas are randomly selected in groups of 30. Complete parts (a) through (c) below. a. Find the mean and the standard deviation for the numbers of peas with green pods in the groups of 30. The value of the mean isu= peas. (Type an integer or a decimal. Do not round.)
Please help with A B C

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