Suppose you were trying to increase your coin collection to at least 500 coins how many more coins do you need if you already have a collection of 375 coins

Determine the mean and variance of the random variable with the following probability mass function. f(x)=( 729divided by 91) (1 divided by 9) superscript x baseline comma x equals 1,2,3 round your answers to three decimal places (e. g. 98.765).

Ade and abc are similar. which best explains why the slope of the line between points a and d is the same as the slope between points a and b?

In a certain city, the hourly wage of workers on temporary employment contracts is normally distributed. the mean is $15 and the standard deviation is $3. what percentage of temporary workers earn less than $12 per hour? a. 6% b. 16% c. 26% d. 36%