# Question: A How should you interpret this statement One test is

a. How should you interpret this statement: One test is more efficient than another?

b. If the distribution is normal, which would be more efficient, a parametric test or a nonparametric test?

c. If the distribution is far from normal, which would be likely to be more efficient, a parametric test or a nonparametric test?

b. If the distribution is normal, which would be more efficient, a parametric test or a nonparametric test?

c. If the distribution is far from normal, which would be likely to be more efficient, a parametric test or a nonparametric test?

## Answer to relevant Questions

a. For a continuous population, which measure of typical value is the sign test concerned with? b. What probability distribution does this test rely on? c. Suppose the population is discrete and an appreciable fraction of ...For each of the following situations, say whether parametric or nonparametric methods would be preferred. Give a reason for your choice and indicate how serious a problem it would be to use the other method. a. Your data set ...Consider the profits of the aerospace firms in the Fortune 500, shown in Table 16.4.2. a. Draw a histogram of these profit percentages. Describe the distribution. b. Find the average and the median. Explain why they are ...Use a nonparametric test to see whether the median experience of employees differs significantly from three years. a. For the chi-squared test for independence, what do you conclude if the chi-squared statistic is larger than the value in the chi-squared table? b. What do you conclude if the chi-squared statistic is smaller than the ...Post your question