The owner of a local nightclub has recently surveyed a random sample of n = 250 customers of the club. She would now like to determine whether or not the mean age of her customers is greater than 30. If so, she plans to alter the entertainment to appeal to an older crowd. If not, no entertainment changes will be made. Suppose she found that the sample mean was 30.45 years and the sample standard
deviation was 5 years. What is the p-value associated with the test statistic?
A) 0.02 B) 0.1423 C) 0.3577 D) 0.0780
D
Business
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Calculation of the amount of the equal periodic payments that would be required at the end of each year to accumulate a $20,000 fund at the end of the tenth year is most readily determined by reference to a table that shows the
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Any attempt to improve managerial performance by imparting knowledge, changing attitudes, or increasing skills is called ________
A) human resource management B) performance enhancement C) management development D) talent management
Business