The heights of women have a symmetric distribution with a mean of 64 inchesand a standard deviation of 2.6 inches.1. Approximately 68% of women have heights between) inches.2. Approximately 95% of women have heights between) inches.3. Approximately 99.7% of women have heights betweeninches.

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Answered: The heights of women have a symmetric…

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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PART III. Consider the data below: 13, 12, 13, 21, 16, 13, 16, 18, 3, 15 1. Compute the mean 2. Find the median 3. What is the mode? 4. Compute the variance 5. Compute the standard deviation 6. Compute the coefficient of variation
34.92, 35.5, 35.8, 36.1, 36.75, 37.12, 37.2, 37.3, 37.3, 37.5 (a). Determine the range. (b). Determine the standard deviation, rounded off to 4 decimal place values.A. 0.8154 C. 0.9030B. 0.8155 D. 0.9029
In the 1992 presidential election, Alaska's 40 election districts averaged 1824 votes per district for President Clinton. The standard deviation was 573. (There are only 40 election districts in Alaska.) The distribution of the votes per district for President Clinton was bell-shaped. Let X = number of votes for President Clinton for an election district. (Source: The World Almanac and Book of Facts) Round all answers except part e. to 4 decimal places.a. What is the distribution of X? X ~ N(,)b. Is 1824 a population mean or a sample mean? c. Find the probability that a randomly selected district had fewer than 1872 votes for President Clinton. d. Find the probability that a randomly selected district had between 1842 and 2091 votes for President Clinton. e. Find the first quartile for votes for President Clinton. Round your answer to the nearest whole number.
A package contains 12 resistors, 2 of which are defective. If 5 are selected, find the probability of getting the following results. Enter your answers as fractions or as decimals rounded to 3 decimal places.
Calculate the population variance, and the standard deviation of the grade of a student in quizzes respectively. 8,5,6,9 1.58 and 3.12 2.50 and 2.04 3.01 and 1.69 2.50 and 1.58
The salaries of 1200 pro athletes form a normal distribution with a mean of $79,000 and a standard deviation of $30,000. A "superstar" is defined as anybody in the top 2% of the salary distribution. What is the minimum salary of a superstar? Select one: a. $85,150 b. $140,500 c. $209,000 O d. $109,000
A team of ten (10) construction workers who are working on a project are classified according to the skill levels, Classes A to D. The table below shows the number of workers in each of the four (4) classes and their respective hourly pay-rate. Pay-rate (Rands/hour) Number of workers Class A 80 Class B 60 Class C 55 Class D 50 4. Calculate the mean hourly pay-rate for the 10 workers. A. R24.50/hour B. R57/hour C. R57.50/hour D. R61.75/hour
C.28. A car dealership records the number of cars sold each month and finds the mean =56 and the standard deviation =8.2. What does a standard deviation of 8.2 mean?
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Question 3 The number of hours worked per week for a sample of ten students is shown below. Student Hours 1 39 28 10 16 26 34 38 9. 4 10 32 1. Determine the mean, median, and mode. 2. What is the range of the data for the hours worked? 3. What is the standard deviation for the number of hours worked? 2. 3. 4, 7, 8.
Find the standard deviation.. Round to one more place than the data 7,19,20,8,17, 14, 8, 20, 12 O A. 5.1 O B. 1.7 O C. 5.4 O D. 5.7

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The heights of women have a symmetric distribution with a mean of 64 inches and a standard deviation of 2.6 inches. 1. Approximately 68% of women have heights between ) inches. 2. Approximately 95% of women have heights between inches. 3. Approximately 99.7% of women have heights between inches.