What is the difference between range restriction and range enhancement? What is the effect on a correlation when each occurs?
What will be an ideal response?
Range restriction occurs when the top or bottom of one or both variables is missing. This results in lower correlations than occur in the population. Range enhancement occurs when the middle of one or both variables is missing. This results in higher correlations than occur in the population.
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Which of the following statements is true concerning the matching principle?
a. All costs can be directly matched with revenue. b. All costs can be indirectly matched with periods in which they provide a benefit. c. The association of assets for a period with the liabilities necessary to generate the assets is known as the matching principle. d. Cost of goods sold matched with sales revenue is a classic example of direct matching under the matching principle.
The standard term of a limited liability company is 30 years.
Answer the following statement true (T) or false (F)
A dental clinic at which only one dentist works is open only two days a week. During those two days, the traffic arrivals follow a Poisson distribution with patients arriving at the rate of three per hour
The doctor serves patients at the rate of one every 15 minutes. a. What is the probability that the clinic is empty (except for the dentist and staff)? b. What is the probability that there are one or more patients in the system? c. What is the probability that there are four patients in the system? d. What is the probability that there are four or more patients in the system?
When customers have consistently positive experiences with a brand, or they hear good things from the firm's promotion or other customers, we can expect that customers will ________ that brand name.
A. demand B. tolerate C. trust D. dislike E. mistrust