# Question: For the experience variable Answer the parts of exercise 2 a

For the experience variable: Answer the parts of exercise 2.

a. Construct a histogram and indicate the average and standard deviation.

b. How many employees are within one standard deviation from the average? How does this compare to what you would expect for a normal distribution?

c. How many employees are within two standard deviations from the average? How does this compare to what you would expect for a normal distribution?

d. How many employees are within three standard deviations from the average? How does this compare to what you would expect for a normal distribution?

a. Construct a histogram and indicate the average and standard deviation.

b. How many employees are within one standard deviation from the average? How does this compare to what you would expect for a normal distribution?

c. How many employees are within two standard deviations from the average? How does this compare to what you would expect for a normal distribution?

d. How many employees are within three standard deviations from the average? How does this compare to what you would expect for a normal distribution?

## Answer to relevant Questions

1. Are Kellerman’s calculations correct? 2. Take a close look at the data using appropriate statistical methods. 3. Are Kellerman’s conclusions correct? a. What is the interpretation of independence of two events? b. How can you tell whether two events are independent or not? c. Under what conditions can two mutually exclusive events be independent? a. What is the relative frequency of an event? b. How is the relative frequency different from the probability of an event? c. What is the law of large numbers? The human resources department of a company is considering using a screening test as part of the hiring process for new employees and is analyzing the results of a recent study. It was found that 60% of applicants score high ...Your group has been analyzing quality control problems. Suppose that the probability of a defective shape is 0.03, the probability of a defective paint job is 0.06, and that these events are independent. a. Find the ...Post your question