Questions from Statistics Principles

Q: Three cards are selected from a standard 52-card deck with

Three cards are selected from a standard 52-card deck with replacement. The number of kings selected is recorded.

Q: Define simple random sampling.

Define simple random sampling.

Q: A basketball player who makes 80% of her free throws is

A basketball player who makes 80% of her free throws is asked to shoot free throws until she misses. The number of free- throw attempts is recorded.

Q: A baseball player who reaches base safely 30% of the time

A baseball player who reaches base safely 30% of the time is allowed to bat until he reaches base safely for the third time. The number of at-bats required is recorded.

Q: One hundred randomly selected U.S. parents with at least

One hundred randomly selected U.S. parents with at least one child under the age of 18 are surveyed and asked if they have ever spanked their child. The number of parents who have spanked their child...

Q: In a town with 400 citizens, 100 randomly selected citizens are

In a town with 400 citizens, 100 randomly selected citizens are asked to identify their religion. The number who identify with a Christian religion is recorded.

Q: n = 10, p = 0.4, x =

n = 10, p = 0.4, x = 3

Q: n = 15, p = 0.85, x =

n = 15, p = 0.85, x = 12

Q: n = 40, p = 0.99, x =

n = 40, p = 0.99, x = 38

Q: n = 50, p = 0.02, x =

n = 50, p = 0.02, x = 3