VCU STAT 210 - Test 1 Practice Test #3(1) (3 pages)

Previewing page 1 of 3 page document View the full content.
View Full Document

Test 1 Practice Test #3(1)



Previewing page 1 of actual document.

View the full content.
View Full Document
View Full Document

Test 1 Practice Test #3(1)

274 views


Pages:
3
School:
Virginia Commonwealth University
Course:
Stat 210 - Basic Practice of Statistics
Basic Practice of Statistics Documents

Unformatted text preview:

Test 1 Practice Test 3 The Commonwealth of Virginia has a contract with Enterprise so that state employees can rent vehicles for official use at an agreed upon reduced rate Of interest is to gather information about all state employees in the Commonwealth of Virginia including whether they have ever rented a vehicle through Enterprise and if so their satisfaction with the rental and the types of vehicles rented It is known that in 2011 out of all state employees a total of 1645 employees rented vehicles for official use through the special contract with Enterprise To gather more information about all employees in the Commonwealth of Virginia a sample of 50 state employees was selected Nine of these 50 state employees had rented a vehicle for official use through Enterprise and 4 of the 9 employees who had rented a vehicle had received Toyota Corollas Of the 50 employees in the sample only 14 or 28 knew about the Commonwealth s contract with Enterprise and that with approval they could make use of the agreed upon reduced rate 1 The population of interest is described in the paragraph above State the population of interest A one sentence answer that begins with The population of interest is is sufficient 2 As indicated above 28 of the employees in the sample knew about the contract with Enterprise and that with approval they could make use of the reduced rate In this scenario is 28 an example of a parameter or a statistic A Parameter B Statistic 3 As indicated above in 2011 a total of 1645 state employees rented vehicles for official use through the contract with Enterprise In this scenario is 1645 an example of a parameter or a statistic A Parameter B Statistic 4 What type of characteristic is number of employees in a state agency that rented a vehicle through Enterprise for official use A Constant B Categorical variable C Discrete quantitative variable D Continuous quantitative variable 5 What type of characteristic is calculated satisfaction score for an employee who rented from Enterprise A Constant B Categorical variable C Discrete quantitative variable D Continuous quantitative variable 6 What type of characteristic is type of vehicle rented through Enterprise A Constant B Categorical variable C Discrete quantitative variable D Continuous quantitative variable To select the sample of 50 state employees on which additional information was gathered the following three methods were proposed For each of questions 7 8 and 9 identify the type of sampling procedure described 7 A postcard was mailed to all state employees and they were asked to call a number on the card if they wanted more information about the contract and were willing to participate in the study 50 state employees voluntarily called the number and information was collected only on these 50 state employees What type of sampling procedure is this an example of A Stratified random sampling B Volunteer response sampling C Simple random sampling D Multistage random sampling E Haphazard



View Full Document

Access the best Study Guides, Lecture Notes and Practice Exams

Loading Unlocking...
Login

Join to view Test 1 Practice Test #3(1) and access 3M+ class-specific study document.

or
We will never post anything without your permission.
Don't have an account?
Sign Up

Join to view Test 1 Practice Test #3(1) and access 3M+ class-specific study document.

or

By creating an account you agree to our Privacy Policy and Terms Of Use

Already a member?