(solution) 83. Which of the following statements is correct? A. A parameter

(solution) 83. Which of the following statements is correct? A. A parameter

83. Which of the following statements is correct?

A. A parameter is a measure that is calculated from a sample.

B. Statistics is the science of collecting, organizing, analyzing, interpreting, and presenting data.

C. For day-to-day business data analysis, most firms rely on a large staff of expert statisticians.

D. A statistical test result that is significant also has practical importance.