Greyson Taylor

What does an R-Squared value indicate about a linear regression?

What is the median of 5, 19, 2, 28, 25?

There's a deck of 52 cards. A five-card hand has three of a kind consists of 3 cards of the same rank, one card of another, and one card of another. How many different 3-of-a-kind hands are there?

How do you find the p-value of a two tailed test when z = 1.95?

A card is drawn from a shuffled deck of 52 cards, and not replaced. Then a second card is drawn. What is the probability that the second card is a king?

A lottery claims that 10% of tickets win a prize. How many tickets should you purchase to be more than 50% sure of winning a prize?

A number cube is rolled 24 times and lands on 2 four times and on 6 three times. What is the experimental probability of landing on a 2?

How many permutations are there in the letters beat?

Can t-test statistics be a negative number?

What is the z-score of sample X, if #n = 36, mu= 12.3, St. Dev. =47, and mu_X =18.5#?

Given the following survey results, how many people like C only?

Dr. Sox drives through two stoplights on her way to work. The first light is green for 20 seconds out of each minute. The second light is green for 35 seconds out of each minute. What is the probability that Dr. Sox will hit two green lights?

What is the mean, median, and mode of 86, 90, 93, 85, 79, 92?

Is "The time it takes to complete an exercise session" continuous or discrete data? Why?

What is the mean, the median, and mode of the set of values: 17, 19, 22, 9, 18, 13, 24, 6, 25?

What is the test statistic and the p-value for the following sample: H0: μ >= 60 versus H1: μ < 60, α = .05, ¯x = 58, σ = 5, n = 25?

Men ages(20-29) have meanheight 69.3 with s.dev of 2.5 in. An analyst wonders if sd of majorleague players less than 2.5 in. Heights of 20 random players are:72, 74, 71, 72,76,70,77,75,72,72,77,73,75,70,73,74,75,73,74,73. Can you help me find the P value?