Normal Distributions Answers

In a binomial experiment, if there are two possible outcomes and P(S) = 0.36, what is P(F)?

Which of the following represents the probability of 3 successes in 5 trials?

Suppose that you ask three friends to go to the mall. Each one has a 0.80 chance of saying yes. What is the probability that all three friends will say they can go to the mall with you?

Four students took a national standardized test for which the mean was 500 and the standard deviation was 100. If a student’s z-value was 1.75 on the test, what was the student’s score?a.675c.645b.650d.700

A set of data is normally distributed with a mean of 40 and a standard deviation of 2. What percent of the data is in the interval 38-42?

The heights of 500 students at a local school were recorded and found to be approximated by the normal curve below. Which answer could represent the mean and standard deviation for these data?a.69, 6c.69, 3b.72, 4d.60, 3

The normal curve with a mean of 0 and standard deviation of 1 is called ________________a.standard normal curve.c.the emperical rule.b.a random variable.d.the z-value.