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the procedure on eight patients. The random variable represents the number of su

ID: 3053055 • Letter: T

Question

the procedure on eight patients. The random variable represents the number of successful surgeries. (b) A jar contains five red marbles, nine blue marbles, and six green marbles. You randomly select three marbles (one at a time) from the jar, without replacement. The random variable represents the number of red marbles. 26. Which of the following probability experiments represents a binomial experiment? (a) Asking 50 adults the amount of their last cell phone bill. (b) Asking 10 prisoners the number of crimes for which they were convicted. (c) Asking 20 students the name of their favorite television show. (d) Asking 30 homeowners if they would favor a new tax to support education. distribution with n 8 and p 0.6, calculate the mean and the standard deviation. Page 6 of s Test 2 Review MAT210

Explanation / Answer

26. (d) Asking 30 home owners if they would favor a new tax to support education.

Here, the only two outcomes are Yes and No

But in all other cases there are more than 2 outcomes possible. For a binomila experiement, there can only be 2 outcomes to the experiment (success and failure). Only part (d) satisfies that criterion.