Reference no: EM1397901
IBM Survey: The computer giant IBM has 329,373 employees and 637,133 stockholders. A vice president plans to conduct a survey to study the number of shares held by individual stockholders.
a. Are the numbers of shares held by stockholders discrete or continuous?
b. Identify the level of measurement (nominal, ordinal, interval, ratio) for the number of shares held by stockholders.
c. If the survey is conducted by telephoning 20 randomly selected stockholders in each of the 50 United States, what type of sampling (random, systematic, convenience, stratified, cluster) is being used?
d. If a sample of 1000 stockholders is obtained, and the average (mean) number of shares is calculated for this sample, is the result a statistic or parameter?
e. What is wrong with gauging stockholder views about employee benefits by mailing a questionnaire that stockholders could complete and mail back?
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