Chapter 10 Simple Linear Regression and Correlation
True/False Questions
1. In linear regression the dependent variable is denoted by y.
Answer: True Type: Concept Difficulty: Easy
2. is used to denote the population slope.
Answer: False Type: Concept Dif
Chapter 9 Analysis of Variance
True/False Questions
1. ANOVA is the preferred method for finding differences among several population
proportions.
Answer: False Type: Concept Difficulty: Easy
2. The sum of squares error and the sum of squares treatment ad
Chapter 14 Nonparametric Methods and Chi-Square Tests
True/False Questions
1. Nonparametric methods do not require assumptions of normality.
Answer: True Type: Concept Difficulty: Easy
2. The sign test is one of the nonparametric rank tests.
Answer: False
Chapter 17 Multivariate Analysis
True/False Questions
1. Most multivariate statistics routines use the normal distribution assumption.
Answer: True Type: Concept Difficulty: Easy
2. MANOVA may be used as an aid in discriminant analysis.
Answer: True Type:
Chapter 15 Bayesian Statistics and Decision Analysis
True/False Questions
1. A Bayesian statistician will never use any prior information.
Answer: False Type: Concept Difficulty: Easy
2. Statisticians who use the normal distribution are called Bayesians.
Chapter 16 Sampling Methods
True/False Questions
1. Stratified random sampling cannot be utilized if the factor weights are not known prior
to analysis.
Answer: False Type: Concept Difficulty: Medium
2. Judgmental sampling never occurs in the real world.
Chapter 13 Quality Control and Improvement
True/False Questions
1. When using control charts, it is assumed that the variable in question is at least
approximately normally distributed.
Answer: True Type: Concept Difficulty: Easy
2. When an observation is
Chapter 12 Time Series, Forecasting, and Index Numbers
True/False Questions
1. The error in a time series model, at, serves the same purpose as in the regression
model.
Answer: True Type: Concept Difficulty: Easy
2. The random error at time at, has the sa
Chapter 11 Multiple Regression
True/False Questions
1. In regression analysis, every time that an insignificant and unimportant variable is
added to the regression model, the R2 decreases.
Answer: False Type: Concept Difficulty: Medium
2. The more variabl
Chapter 09 - Management of Quality
Chapter 09
Management of Quality
True / False Questions
1. Broadly defined, quality refers to the ability of a product or service to occasionally meet or
exceed customer expectations. consistenly
FALSE
Difficulty: Easy
T
Chapter 08 - Location Planning and Analysis
Chapter 08
Location Planning and Analysis
True / False Questions
8-1
Chapter 08 - Location Planning and Analysis
1. Location decisions are basically one-time decisions usually made by new organizations.
FALSE
Lo
Chapter 12 - Inventory Management
Chapter 12
Inventory Management
True / False Questions
1. One important use of inventories in manufacturing is to decouple operations through the
use of work in process inventories.
TRUE
Difficulty: Medium
TLO: 1
Taxonomy