Refer to the information provided in Scenario 22.1 below to answer the question(s) that follow.SCENARIO 22.1: A study of 2,500 country club members in Phoenix found that those who play golf at least 2 times per week were 40 percent more likely to have suffered from skin cancer than those who never play golf. Therefore, the study concluded that in Phoenix, playing golf at least twice a week leads to a higher incidence of skin cancer in country club members.Refer to Scenario 22.1. Which of the following statements pertaining to the scenario is the most accurate with respect to selection bias?
A. The scenario does not exhibit selection bias.
B. The study exhibits selection bias in that it is only concerned with skin cancer incidence in country club members.
C. The conclusion exhibits selection bias in that only country club members in Phoenix were surveyed.
D. The conclusion exhibits selection bias in that there may be other factors besides playing golf more than 2 times per week that lead to a higher incidence of skin cancer in those members.
Answer: D
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All the production points that lie above the total product curve are inefficient
Indicate whether the statement is true or false
It costs a meat-processing company $50,000 to produce 5,000 pounds of steak. The company's cost will be $50,009 if it produces an additional pound of steak. If the company produces 5,001 pounds of steak then
a. its average cost is greater than its marginal cost. b. its average cost and its marginal cost are equal. c. its average cost is less than its marginal cost. d. there is insufficient information to compute average and marginal costs.
Which of the following statements about the real loanable funds market is not true?
a. Movements in the real risk-free interest rate cause significant changes in borrowers' willingness and ability to tap the domestic credit market if the demand is highly elastic. b. The more inelastic a nation's supply of real loanable funds, the less sensitive domestic savers, banks, foreigners, and governments are to changes in the real risk-free interest rate. c. Monetary policy is usually stronger in nations with elastic real loanable funds demands. d. Fiscal policy is usually weaker in nations with inelastic loanable funds demands. e. All of the above are true.
According to the efficient market hypothesis, which of the following statements is not correct?
a. Stock market prices tend to rise today if they rose yesterday. b. As judged by the typical person in the market, all stocks are fairly valued all the time. c. At the market price, the number of shares being offered for sale matches the number of shares people want to buy. d. All of the above statements are incorrect.