If a sample of 14 students were taken from a population of 168 students, o? could refer to the variance of how many of the students' heights?
A. 168
B. 14
C. Both 14 and 168
D. Neither 14 nor 168

The weights of players in a basketball league are distributed normally. the distance (d) of each player's weight (w) from the mean of 86 kilograms was computed as follows: d = |w - 86| if d is greater than 7 for approximately 5% of the players, what is the approximate standard deviation of the players' weights? a. 1.75 kilograms b. 3.5 kilograms c. 4.3 kilograms d. 7 kilograms

Find the number of real number solutions for the equation. x2 + 5x + 7 = 0 0 cannot be determined 1 2

James was playing a game with his friends. he won 35 points. then he lost 15, lost 40 and won 55. how did he come out