Exam 1: Data and Business Decisions
Exam 1: Data and Business Decisions93 Questions
Exam 2: Descriptive Statistics and Data Analysis99 Questions
Exam 3: Probability Concepts and Distributions111 Questions
Exam 4: Sampling and Estimation123 Questions
Exam 5: Hypothesis Testing and Statistical Inference99 Questions
Exam 6: Regression Analysis93 Questions
Exam 7: Forecasting100 Questions
Exam 8: Introduction to Statistical Quality Control101 Questions
Exam 9: Building and Using Decision Models74 Questions
Exam 10: Decision Models With Uncertainty and Risk90 Questions
Exam 11: Decisions, uncertainty, and Risk100 Questions
Exam 12: Queues and Process Simulation Modeling97 Questions
Exam 13: Linear Optimization98 Questions
Exam 14: Integer, nonlinear, and Advanced Optimization Methods100 Questions
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In Microsoft Excel,the chart that compares values across categories using vertical rectangles,is called a ________.
(Multiple Choice)
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In Microsoft Excel,the chart that is used to plot prices of shares,such as the daily high,low,and close,is a ________.
(Multiple Choice)
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Which of the following is the best chart for displaying the consumption of fossil fuels as a proportion of total energy consumption?
(Multiple Choice)
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A ratio scale is a strong form of measurement but not the strongest.
(True/False)
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Data that is ordered or ranked according to some relationship to one another are called ________ data.
(Multiple Choice)
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Descriptive statistics refers to the process of drawing conclusions about unknown characteristics of a population based on sample data.
(True/False)
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Internal data might include all of the following except ________.
(Multiple Choice)
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Data on ________ is most likely to be collected using surveys,interviews,and focus groups.
(Multiple Choice)
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The process of collection,organization,and description of data is called ________.
(Multiple Choice)
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Mean,median,and mode are examples of raw data collected by firms.
(True/False)
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Predictive statistics are developed using historical data in order to forecast future values.
(True/False)
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Explain the difference between and give examples of both a population and a sample.Also explain when it would be more beneficial to collect sample data over population data.
(Essay)
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Which of the following is the best chart for displaying the most popular pizza topping among a group of college students?
(Multiple Choice)
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All of the following are examples of a continuous metric except ________.
(Multiple Choice)
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Which of the following is used to find the number of cells within a range that meet specified criteria using Microsoft Excel?
(Multiple Choice)
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________ refer(s)to summary measures of population characteristics computed from samples.
(Multiple Choice)
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