The sampling error is the
a. same as the standard error of the mean.
b. difference between the value of the sample mean and the value of the population mean.
c. error caused by selecting a bad sample.
d. standard deviation multiplied by the sample size.
b
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Read the information about Hopper, Inc Which of the following statements is the best answer regarding the company's profit margin?
a. The profit margin was 15.8% in 2017. b. The profit margin was 15.8% in 2016. c. The profit margin was 31.5% in 2017. d. The profit margin was 31.5% in 2016.
Which of the following statements about the selling process is true?
A. The selling process has 10 steps. B. Prospecting is the second step in the selling process. C. Some steps in the selling process occur simultaneously. D. Preapproach planning is the third step in the selling process. E. Trial close is the last step in the selling process.
It is generally more difficult to make changes to the ________ of an information system than to the database itself.
A. hardware B. memory C. programs D. software E. procedures
Green technologies such as smart grid electricity services, online energy management, and consumer-generated energy are ________ forces that would be identified through an environmental scan.
A. competitive B. regulatory C. technological D. economic E. social