Exam 1: Introduction to Statistics

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On discovering an improperly adjusted drill press,Jack Joyner,Director of Quality Control,ordered an inspection of every fifth casting drilled during the evening shift.Jack is ordering a ___________________.

(Multiple Choice)

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Question 81

A new sales person is paid a commission on each sale.This person made $2,000 his first month on the job.From this he concludes that he will make $24,000 during his first year.This is an example of _______.

(Multiple Choice)

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Question 82

Which of the following measurement processes is least likely to yield usable data?

(Multiple Choice)

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Question 83

A marketing demographic survey is undertaken to determine the market potential for a new product.One of the questions asked is: What type of residence do you live in? Respondents are offered several possible answers including: house,apartment,or condominiums.In order to computerize the survey answers,the responses are coded as a 1 if the answer is "house",a 2 if the answer is an "apartment",and a 3 if the answer is a "condominium".These numbers,1,2,and 3,are examples of which level of data?

(Multiple Choice)

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Question 84

Which scale of measurement has these two properties: linear distance is meaningful and the location of origin (or zero point)is absolute (or natural)?

(Multiple Choice)

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Question 85

Statistics can be used to predict the business future.

(True/False)

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Question 86

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On discovering an improperly adjusted drill press,Jack Joyner,Director of Quality Control,ordered an inspection of every fifth casting drilled during the evening shift.Jack is ordering a ___________________.

A new sales person is paid a commission on each sale.This person made $2,000 his first month on the job.From this he concludes that he will make $24,000 during his first year.This is an example of _______.

Which of the following measurement processes is least likely to yield usable data?

Which scale of measurement has these two properties: linear distance is meaningful and the location of origin (or zero point)is absolute (or natural)?

Statistics can be used to predict the business future.

Charts and Graphs

Descriptive Statistics

Probability

Discrete Distributions

Continuous Distributions

Sampling and Sampling Distributions

Statistical Inference: Estimation for Single Populations

Statistical Inference: Hypothesis Testing for Single Populations

Statistical Inferences About Two Populations

Analysis of Variance and Design of Experiments

Simple Regression Analysis and Correlation

Multiple Regression Analysis

Building Multiple Regression Models

Time-Series Forecasting and Index Numbers

Analysis of Categorical Data

Nonparametric Statistics

Statistical Quality Control

Decision Analysis

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