In a statistics class, the following test scores were recorded for a student: 80, 75, 73, 69, 75, 61, 71. Find the mean, median, and mode for the data.
A. mean: 73, median: 72, mode: 80
B. mean: 72, median: 69, mode: 80
C. mean: 73, median: 69, mode: 75
D. mean: 72, median: 73, mode: 75
Answer: D
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A. Yes B. No
Decide whether the argument is inductive or deductive.Practice makes perfect. Therefore, if I practice, I'll be perfect.
A. Deductive B. Inductive
Solve.The sum of three numbers is 13. The first number plus three times the second plus the third is 1. Twice the first minus the second plus the third is 15. Which of the numbers are odd numbers?
A. -7, -29 B. 29, 7 C. -7 D. 29
Find the probability.A bag contains 10 marbles of which 9 are red. A marble is selected at random and replaced. A second marble is then selected at random. What is the probability that both marbles are red?
A. 
B. 
C. 
D. 