One coin is taken at random from a bag containing 5 nickels, 3 dimes, and 6 quarters. Let X be the value of the coin selected. Find E (X). (Round your answer to two decimal places.) E (X)

If the number of defects found is more than one standard deviation above the mean, the manufacturing facility needs to recalibrate their machines. What is the probability that the facility needs to recalibrate their machines

Solve. 6w+7w^1/2-20 = 0

How do i turn 165 percent into a fraction and a decimal

John is six year older than Bill. If their combined age is 36 years how many years old is Bill and John ?

What is 3/8 because it's for my homework but it's really hard

Jeff found 3 times as many seashells as his sister. Jeff found 39 seashells. How many seashells did his sister find? Write an equation to represent the situation. Then solve the equation to answer the problem.

Divide. square root of - 18 / square root of - 50

Which type of probability is determined by personal experimentation and testing? a. unpredictable probability b. theoretical probability c. random probability d. empirical probability?

What is the inquality formula for this question the amusement park is open from 10 AM to 6 PM how many hours cause a visit was spent at the museum park in one

Convert 20 oz of egg noodles. You need 5 oz to make one serving of chicken noodle soup. How many servings can you make?