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Let X be the score when a cube with faces 1 through 6 is rolled. You are given  that E(X)= 3.5 and SD(X) =1.708. A cube with faces 1 thru 6 is rolled 50 times. Which of the following most...

it has been estimated that 65% of all computers being used in the classrooms are Macs. A random sample of 300 classrooms is selected and the number of macs is counted. What is the probability the...

A large study concluded 78% of all college students drink moderately. What is the probability a random sample of 225 college students will have a sample proportion that is within 5% of what the study...

A large tank of fish from a hatchery is being delivered to a lake the hatchery claims that the mean length of the tank is 15 in and the standard deviation  population is unknown. A randomly sample...

because of high interest rates, a firm reports that 10 percent of its accounts receivable from other buisness films are over due. If an accountant takes a random sample of 8 such accounts determine...

Suppose that 40 percent of the hourly employees in a large film are in favor of union representation, and a random sample of 10 employees is contacted and asked for an anonymous response. What is...

Five males with a particular genetic disorder have one child each. The random variable x is the number of children among the five who inherit the genetic disorder. Determine whether the table describes...

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