Exam 1: The Where, why, and How of Data Collection

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The company that makes a new weight loss pill claims that people who use this pill according to instructions will lose an average of 20 pounds during a four-month period.They say the claim is based on a study of 300 people.Which of the following statistical methods was most likely used to arrive at the company's conclusion?

(Multiple Choice)

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Question 161

A political poll that is used to indicate the percentage of voters who will vote for a particular candidate makes use of which of the following?

(Multiple Choice)

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Question 162

Recently,a bank manager pulled a sample of customer accounts and recorded data for two variables,checking account balance and total number of transactions during the previous 30 days.The data collected would be considered time-series data.

(True/False)

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Question 163

The Dalton Company has recently made a decision to build a new plant in Denver.In making this decision it used data supplied by the U.S.Census Bureau.For the Dalton Company,these data are examples of:

(Multiple Choice)

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Question 164

What are the advantages and disadvantages of open-ended questions in either a written survey or a personal interview?

(Essay)

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Question 165

The use of charts and graphs is an example of:

(Multiple Choice)

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Question 166

Close-ended questions provide the greatest opportunity to obtain ideas and thoughts on the part of those surveyed but the resulting data are more difficult to analyze.

(True/False)

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Question 167

Showing 161 - 167 of 167

A political poll that is used to indicate the percentage of voters who will vote for a particular candidate makes use of which of the following?

Recently,a bank manager pulled a sample of customer accounts and recorded data for two variables,checking account balance and total number of transactions during the previous 30 days.The data collected would be considered time-series data.

The Dalton Company has recently made a decision to build a new plant in Denver.In making this decision it used data supplied by the U.S.Census Bureau.For the Dalton Company,these data are examples of:

What are the advantages and disadvantages of open-ended questions in either a written survey or a personal interview?

The use of charts and graphs is an example of:

Close-ended questions provide the greatest opportunity to obtain ideas and thoughts on the part of those surveyed but the resulting data are more difficult to analyze.

Graphs,charts and Tablesdescribing Your Data

Describing Data Using Numerical Measures

Using Probability and Probability Distributions

Discrete Probability Distributions

Introduction to Continuous Probability Distributions

Introduction to Sampling Distributions

Estimating Single Population Parameters

Introduction to Hypothesis Testing

Estimation and Hypothesis Testing for Two Population Parameters

Hypothesis Tests and Estimation for Population Variances

Analysis of Variance

Goodness-Of-Fit Tests and Contingency Analysis

Introduction to Linear Regression and Correlation Analysis

Multiple Regression Analysis and Model Building

Analyzing and Forecasting Time-Series Data

Introduction to Nonparametric Statistics

Introduction to Quality and Statistical Process Control

Introduction to Decision Analysis

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