Working at home: According to the U.S. Census Bureau, 32% of men who worked at home were college graduates. In a sample of 519 women who worked at home, 165 were college graduates. Part: 0/ 3 Part 1 of 3 (a) Find a point estimate for the proportion of college graduates among women who work at home. Round the answer to at least three decimal places. The point estimate for the proportion of college graduates among women who work at home is

Working at home: According to the U.S. Census Bureau, 32% of men who worked at home were college graduates. In a sample of 519 women who worked at home, 165 were college graduates. Part: 0/ 3 Part 1 of 3 (a) Find a point estimate for the proportion of college graduates among women who work at home. Round the answer to at least three decimal places. The point estimate for the proportion of college graduates among women who work at home is

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

See similar textbooks

Similar questions

Online Medical Info USA Today posted this question on its website: “How often do you seek medical information online?” Of 1072 Internet users who chose to respond, 38% of them responded with “frequently.” What term is used to describe this type of survey in which the people surveyed consist of those who decided to respond? What is wrong with this type of sampling method?
Sony wants to administer a satisfaction survey to its current customers. Using their customer database, the company randomly selects 90 customers and asks them about their level of satisfaction with the company. What type of sampling is used? O A. Systematic O B. Stratified O C. Convenience O D. Simple random O E. Cluster
Consider the following sets of sample data: A: $2.48 , $1.02 , $1.82 , $2.24 , $2.43 , $2.63 , $1.81 , $2.18 , $1.58 , $1.73 , $1.37 , $1.18 , $1.53 , $1.06 B: 97 , 134 , 139 , 126 , 120 , 143 , 141 , 142 , 113 , 99 , 129 Step 1 of 2: For each of the above sets of sample data, calculate the coefficient of variation, CV. Round to one decimal place. what is the cv for data set a and b
1. Explain the difference between z-tests (which use categorical data), and t-tests (which use numerical data). 2. Conduct a t-test, both when given statistics, and when given data. 3. Conduct a t-test, 2-sample t-test, and paired t-test. 4. Differentiate between the five types of tests we have learned so far.
A political campaign wants to estimate the number of adult residents who voted in the last city election. Answer the following. (a) Which of the following surveys probably would best represent the entire adult population of the city? 50 senior residents are randomly selected; 42 voted in the last election. 50 adult residents are randomly selected from the city; 25 voted in the last election. 50 business owners are randomly selected; 38 voted in the last election. (b) There are 16,800 adults who live in the city. Using your answer from part (a), estimate the number of adults who voted in the last city election. adults
If you were conducting a survey to find out how many of your fellow students approved of the state providing free community college tuition, what method of sampling would you use and why?
Determine whether the following studies would best be completed using a sample or population: a. Determining the average weight of Labrador puppies. Select an answer b. Determining the average number of points per game for a famous basketball player. Select an answer c. Determining the average grade of one statistics class. Select an answer d. Determining the average number of eggs a salmon lays. Select an answer
The company has 13 employees with a salary of $20,900, 9 employees with a salary of $22,600, 18 employees with a salary of $27,700, 4 employees with a salary of $30,200, 5 employees with a salary of $37,500, and 1 employee with a salary of $145400. Find the mean salary for the employees. (Type a whole number and round to the nearest hundred as needed.)
The phone bills for Dr. Kinch's cellular phone over the last seven months were as follows: $98, $410, $112, $180, $217, $345, and $207. Find the median phone bill. ..... The median phone bill is $
The average annual premium for automobile insurance in the U.S. is $1,503. The following annual premiums ($) are representative of the website's findings for the state of Michigan. $1,905 $2,725 $2,677 $2,600 $2,962 $2,370 $2,545 $2,529 $2,442 $2,312 Assume the population is approximately normal. $2,184 $2.332 $3,112 $2,545 $2,525 $2.981 $2.627 $2.857 $2.675 $2.115 a) Provide a point estimate of the mean annual automobile insurance premium in Michigan (SHOW RESULTS, but you may use Excel, b) Develop a 95% confidence interval for the mean annual automobile insurance premium in Michigan. (SHOW WORK, but you may use Excel for key calculations; c) Does the 95% confidence interval for the annual automobile insurance premium in Michigan include the national average for the U.S.? What is your interpretation of the relationship between auto insurance premiums in Michigan and the national average? 4