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QNT 351 Week 4 - MyStats Lab Answers


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About the QNT 351 Week 4 Guide

Welcome the the QNT 351Week 4 Study Guide! This guide contains all the necessary information to ace the MyStats Lab in the second week of class in Quantitative Analysis.  A total of 20 questions and answers are included in the study guide, including interactive charts, graphs, statistical symbols, and excel calculators. 

Type: Instant Download

Format: Interactive Excel Calculators

Version: 2017 Academic Year

Powerful Excel Calculators

For the 2016 academic year, we have added powerful excel-based calculators to help you solve any QNT 351 week 4 problem. Simply enter your numbers into the spreadsheet, and the solutions will be updated automatically. 

Topics Covered by the Calculator

The production department of Celltronics International wants to explore the relationship between the number of employees who assemble a subassembly and the number produced. As an experiment, 3 employees were assigned to assemble the subassemblies. They produced 12 during a one-hour period. Then 5 employees assembled them. They produced 20 during a one-hour period. The complete set of paired observations follows.

See product photos for a preview of the solutions

Bi-lo Appliance Super-Store has outlets in several large metropolitan areas in New England. The general sales manager aired a commercial for a digital camera on selected local TV stations prior to a sale starting on Saturday and ending Sunday. She obtained the information for Saturday–Sunday digital camera sales at the various outlets and paired it with the number of times the advertisement was shown on the local TV stations. The purpose is to find whether there is any relationship between the number of times the advertisement was aired and digital camera sales. The pairings ar

The owner of Maumee Ford-Mercury- Volvo wants to study the relationship between the age of a car and its selling price. Listed below is a random sample of 12 used cars sold at the dealership during the last year. If we want to estimate selling price on the basis of the age of the car, which variable is the dependent variable and which is the independent variable?

Pennsylvania Refining Company is studying the relationship between the pump price of gasoline and the number of gallons sold. For a sample of 20 stations last Tuesday, the correlation was .78. At the .01 significance level, is the correlation in the population greater than zero? (Round your answer to 3 decimal places.)


QNT 351 Week 4 Excerpt Question Three

The random variable x has the following discrete probability distribution. Complete parts a trough f.

a. List the values x may assume.

Correct Answer  = 1, 4, 5, 8, 9

QNT 351 Week 4 Excerpt Question 

Suppose the random variable x is best described by a normal distribution with µ = 26 and = 5. Find the z score that corresponds to each of the following x – values.

a. x=17  b. x=26  c. x=11  d. x=13   e. x=20   f. x=32

a. The z score that corresponds to x = 17 is z = - 1.8

b, Get All Answers on the Full Week 4 Solution Guide

Get All 20 Answers on the Full MyStatsLab Answer Sheet