Introduction to Business Statistics
7th Edition
ISBN: 9781111792374
Author: WEIERS
Publisher: Cengage Learning
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Textbook Question
Chapter 1.4, Problem 1.7E
What is the difference between discrete and continuous variable? Under what circumstances would each be applicable?
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Chapter 1 Solutions
Introduction to Business Statistics
Ch. 1.2 - What was the primary use of statistics in ancient...Ch. 1.2 - what ways can business statistics be useful in...Ch. 1.3 - What is the difference between descriptive...Ch. 1.3 - In 2008, Piedmont Natural Gas Corporation sold...Ch. 1.3 - An article in a fitness magazine described a study...Ch. 1.4 - What is the difference between a qualitative...Ch. 1.4 - What is the difference between discrete and...Ch. 1.4 - The Acme School of Locksmithing has been...Ch. 1.4 - Jeff Rowlen, a labor relations expert, has...Ch. 1.4 - The Snowbird Ski Lodge attracts skiers from...
Ch. 1.5 - Restaurants sometimes provide “customer reaction”...Ch. 1.5 - What kinds of statistical data might a burglar...Ch. 1.6 - The text claims that a company or organization...Ch. 1.6 - The headline of an article in your daily newspaper...Ch. 1 - A research firm observes that men are twice as...Ch. 1 - For each of the following, indicate whether the...Ch. 1 - What kinds of statistical data play a role in an...Ch. 1 - For each of the following, indicate the scale of...Ch. 1 - Most undergraduate business students will not go...Ch. 1 - Bill scored 1200 on the Scholastic Aptitude Test...Ch. 1 - Roger Amster teaches an English course in which 40...Ch. 1 - In studying the performance of the company’s stock...
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- What is the purpose of the Intermediate Value Theorem?arrow_forwardQUESTION 1 Determine if the given variable is discrete or continuous: Number of shipping trucks being loaded. O Discrete O Continuousarrow_forwardHow many of the following statements are correctly stated? • Qualitative variables describe how much or how many of the characteristic there is. • A nominal variable is a quantitative variable with no natural ordering. • A discrete variable is one whose possible values can be listed. • A person's height is an example of a continuous variable measured at interval level. • An interval variable is any quantitative variable with numerical ordering. (Type your answer in numerical form, like 3)arrow_forward
- 3. Is the following variable discrete or continuous: The number of questions asked during a 1-hour review session.arrow_forwardThe weight of your pet is a [Select] [Select] discrete variable Continuous variablearrow_forwardNext question The following information is collected from students upon exiting the campus bookstore during the first week of classes. a. Foot length b. Number of books purchased c. Titles of books purchased d. Dorm hall of residence Classify each of these variables as categorical or numerical. If the variable is numerical, determine whether the variable is discrete or continuous. a. Foot length is what type of variable? Numerical, continuous Numerical, discrete Categorical b. Number of books purchased is what type of variable? Categorical Numerical, discrete Numerical, continuous c. Titles of books purchased is what type of variable? Numerical, discrete Numerical, continuous O Categorical d. Dorm hall of residence is what type of variable? Numerical, discrete Categorical Numerical, continuousarrow_forward
- 4. Is the following variable discrete or continuous: The length of time of a phone call.arrow_forwardSuppose that a medical internist is required to conduct a study that will assess the level of physical activity for the Adult Filipino population. She intends to develop a questionnaire about level of activity and exercise. Results of this questionnaire will be compiled into an overall activity for each adult respondent. Help the medical internist develop her questionnaire. You are invited to brainstorm with her on variables to be included. What discrete and continuous variables can you recommend her? Discrete (3 or more) Example: What are the daily physical activities of the Adult Filipino? Continuous (3 or more) Example: What is the level of physical activity of the Adult Filipino population?arrow_forwardASAP!! The owner of the ABC garment is interested to study the wastage of the factory. Factory is running in two shifts (morning and evening). The value of the monthly wastage of the material shift wise is given in the data file. The manager told to the owner that on average, the value of monthly (both shifts) wastage is Rs. 4500. The owner feels that the wastage is more than the value which is communicated by the manager; therefore, he gives the data of the last few months (given below) to you as statistician and assigns the following three tasks: Morning Shift 4227 4489 4417 4392 3943 3970 4405 4990 4444 4405 4398 4152 Evening Shift 3366 2964 3043 3804 3721 3675 3504 3236 3955 3420 Task # 1: To test the manager’s claim at 0.05 level of significance. Task # 2: To test the equality of mean wastage in two shifts, assume the variances are equal at 0.05 level of significance.…arrow_forward
- What conditions would we need, in terms of changing the rate of snowfall and rate of snow removal, for all snow to be removed?arrow_forwardAn rz value of 0.70 means there are other additional independent variables involved Select one a. False b. Truearrow_forward2. Classify each variable as qualitative or quantitative. If the variable is quantitative, determine whether it is discrete or continuous. (a) Mascots of professional basketball teams. (b) Inches of rainfall in a month. (c) Number of breeds of dogs at a dog show.arrow_forward
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