Quizzol

QUESTION:

What is the mean and standard deviation of the random variable Y (the number of females out of 40 who are veg friendly)? Answers may be rounded.

Mean: 15.6

Standard Deviation: 3.08

Mean: 40

Standard Deviation: .39

Mean: .39

Standard Deviation: 40

Mean: 15.6

Standard Deviation: 9.52

We cannot find the mean and standard deviation since the probability distribution table is not given.

Good job! Indeed the mean and standard deviation of a binomial random variable are np and

ANSWER:

Mean: 15.6

Standard Deviation: 3.08

Good job! Indeed the mean and standard deviation of a binomial random variable are np and

Posted by Cleveland on September 22, 2024