Impact the field of training and development

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Reference no: EM132245922

1. A government report gives a 99% confidence interval for the proportion of welfare recipients who have been receiving welfare benefits for more than 5 years to be 21% ± 4.5%. Which of the following intervals could not be a 95% confidence interval for the proportion of welfare recipients who have been receiving welfare benefits for more than 5 years?

a. 21% ± 4.2%

b. 21% ± 3.76%

c. 21% ± 3.9%

d. 21% ± 4.8%

2. Based on historical data, the diameter of a ball bearing is normally distributed with a mean of 0.527 cm and a standard deviation of 0.008 cm. Suppose that a sample of 18 ball bearings are randomly selected from a very large lot. Determine the probability that the average diameter of a sampled ball bearing is greater than 0.530 cm.

a. 0.2324

b. 0.4938

c. 0.5062

d. 0.0559

3. An allocation of revenues and costs to customer segments or individual customers to calculate the profitability of the segments or customers is considered:

customer profitability analysis

break even analysis

productivity analysis

cost profit volume analysis

4. How will some of the five trends below impact the field of training and development in 2 years? 5 years? 10 years?

Globalization

Mobility

Millennial & changing demographics

New behaviors

Technology

Reference no: EM132245922

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