Find confidence for true proportion of all college students

Assignment Help Basic Statistics
Reference no: EM13122907

When 338 college students are randomly selected and surveyed, it is found that 109 own a car. Find a 99% confidence for the true proportion of all college students who own a car.

Reference no: EM13122907

Questions Cloud

Find relation between tolerable misstatement, inherent risk : How do the calculation and comparison to previous years of the gross margin percentage and the ratio of accounts receivable to sales are related to the conformation of accounts receivable and other tests of the accuracy of accounts receivable?
Total direct materials cost variance : Determine (a) the price variance, quantity variance, and total direct materials cost variance; (b) the rate variance, time variance, and total direct labor cost variance; and (c) variable factory overhead controllable variance, the fixed factory o..
What are moment generating function-mean and variance : Let X denote the waiting time until the tenth call arrives. What is the pdf of X? What are the moment generating function, mean , and variance of X?
What is the mass of the steel bar : 115 mL of H_2O is initially at room temperature 22 0C. A chilled steel rod at 2 0C is placed in the water. If the final temperature of the system is 21.1 0C, what is the mass of the steel bar.
Find confidence for true proportion of all college students : When 338 college students are randomly selected and surveyed, it is found that 109 own a car. Find a 99% confidence for the true proportion of all college students who own a car.
Analyzing polynomial functions : What does the graph look like- describe the x placement. What is the graph function called? Give an example of a number you could place in for the variable x, and describe the shift from the original graph. Remember to note what your value you are..
Probability that users are very close to the total limit : Suppose a random sample of 600 credit card users is taken. What is the probability that more than 150 credit card users are very close to the total limit on their card(s)?
Profitability of an organization : Could we use managerial accounting "tools" to assess the profitability of an organization other than a manufacturing business, or are the topics we are learning only related to manufacturing?
What is the specific heat capacity of the metal : A piece of metal of mass 27 g at 99?C is placed in a calorimeter containing 45.1 g of water at 21?C. The final temperature of the mixture is 38.7?C.

Reviews

Write a Review

 

Basic Statistics Questions & Answers

  Willing to predict obama as the winner

According to an exit poll taken by CNN during the 2008 Democratic Primary in Connecticut, 552 registered voters voted for Hilary Clinton and 598 for Barack Obama. Would you have been willing to predict Obama as the winner?

  How much time should be allowed to complete tasks

How much time should be allowed if we wish to ensure that at least 9 out of 10 students (on average) can complete it? (round to the nearest minute).

  Mean selling price in the goodyear

A recent article in the Arizone Republic indicated that the mean sellingprice of the homes in the area is more than $220,000. Can we conclude that the mean selling price in the Goodyear, AZ area is more than $220,000.

  Compute the expectations and variances

Let Y denote the number of students on his bus. Compute the expectations and variances of X and Y:

  Probability based on bayes theorem

According to the patient's history and physical examination. What are the chances of herniation if the MRI is positive?

  Kruskal-wallis rank test

The Kruskal-Wallis rank test is a nonparametric replacement - The Wilcoxon rank sum test tests a null hypothesis

  Find the weighted mean in test grades

Bob gets tests grades of 86, 92, and 60 He gets an 90 on his final exam. Find the weighted mean if each tests counts for 20%, and the final exam counts for 40% of the final grade.

  Determine cheapest way of producing today-s batch

the amount of each active ingredient in 1 pound of each chemical are given in the file P15_74.xlsx. It is necessary that at least 100 pounds of chemical 2 be used. Determine the cheapest way of producing today's batch of NasaMist

  Descriptive statistics makes wary or uncomfortable

What about these descriptive statistics makes you wary or uncomfortable? In other words, if you were a real estate agent, would you go around spouting the answers that you gave above? Explain.

  Total cholesterol concentration

The total blood cholesterol concentrations, in mg/dL, are shown below for a random sample of six people. In the table below, x is the age of the subject and y is the subject's total cholesterol concentration. Find the 95% prediction interval when ..

  Size dependent on marital status

Can we conclude that car size is dependent on marital status? YES or NO (circle one)

  Greatest common factors word problem

Happy Hector and Party Paul are each having a catered party at Fun Factory. Hector's party is in the hall and Paul's party is on the Patio.

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd