Why is the central limit theorem important in statistics?
A) Because for a large sample size n, it says the population is approximately normal.
B) Because for any population, it says the sampling distribution of the sample mean is approximately normal, regardless of the shape of the population.
C) Because for a large sample size n, it says the sampling distribution of the sample mean is approximately normal, regardless of the shape of the population.
D) Because for any sample size n, it says the sampling distribution of the sample mean is approximately normal.
C
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Which of the following is true regarding marketing control?
A. The marketing manager needs information that is captured as soon as it comes in. B. Fast feedback from the marketplace can be a source of competitive advantage. C. Fast feedback is not possible unless the necessary data can be quickly sorted and analyzed. D. Today's marketing managers have access to more information about the effectiveness of their strategies than in previous years. E. All these answers are correct.
The interest charge on your credit card statement should be listed on your personal income statement as a variable expense
Indicate whether this statement is true or false.
The point of contact where a system meets its environment or other subsystems is called a(n):
A) component. B) interface. C) border. D) object. E) fence.
The benefits of the web as a data access platform arise from its cross-platform functionality and the simplicity of its interface
a. True b. False Indicate whether the statement is true or false