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A company employs 400 salespeople. Of these, 83 received a bonus last year, 100 attended a special sales training program at the beginning of last year, and 42 both attended the special sales training program and received a bonus. (Note: the bonus was based totally on sales performance.)
a. What proportion of the 400 salespeople received a bonus last year?
b. What proportion of the 400 salespeople attended the special sales training program at the beginning of last year?
c. What proportion of the 400 salespeople both attended the special sales training program and received a bonus?
d. What proportion of the salespeople who attended the special sales training program received a bonus?
e. Based on your answers to parts a and d, does the special sales training program seem to have been effective? Explain your answer.
Dana Davenport donates eight hours of her time on a Saturday to help out a qualified charity. What is her charitable contribution deduction?
Explain what a critical value is, and explain how it is used to test a hypothesis. Explain what a p-value is, and explain how it is used to test a hypothesis.
5. A laboratory weights filters from a coal mine to measure the amount of dust in the mine atmosphere. Repeated measurements of the weight of dust on the same filter has a standard deviation of σ = 0.08 milligram (mg) and mean 123 mg.
The higher the scores on these measures, the higher the anxiety level of the participant.
What is the mean and standard deviation (SD) for preoperative T score for CVLT Acquisition - distribution of scores for the postoperative CVLT Retrieval T scores is normal, the middle 68% of the patients had T scores between what two values?
What is the deference between a complete factorial design and an incomplete factorial design and explain the difference between a two-way AMOVA and a three-way ANOVA.
Our judicial system operates under a similar principle
A random sample frm a population with mean and std dev produced the following sample info: n=110 x=699 s=20.4 given xbar = 699 1. find the 95% confidence interval fr the mean u and interpret the resulting interval. 2. find the 99% confidence interv..
a. What is the probability that the gun detects speeding and the driver was speeding? (Round your answer to 4 decimal places.)
1. For a population with m = 50 and a standard deviation of s = 10,
Fall beyond or between the designated ages/scores.
Describe the direction of the relationship between the Hamstring strength index 60°/s and the Shuttle run test and without using numbers, describe the relationship between the Hamstring strength index 120°/s and the Triple hop index.
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