Suppose that scores have a bell-shaped distribution with a mean of 97 and a standard deviation of 18. Using the empirical rule, what percentage of IQ scores are greater tha 79? Please do not round your answer .

Write the system of equations represented by the matrix. 0 1 2 4 -2 3 6 9 1 0 1 3

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

Select the margin of error that corresponds to the sample mean that corresponds to each population: a population mean of 25, a standard deviation of 2.5, and margin of error of 5%