Which of these linear regression models is quadratic?

What is the probability of drawing an Ace from a deck of cards that includes the two Jokers?

What formula is used to determine the probability of a series of outcomes WITH replacement?

Which statistic is not a measure of effect size?

What is another form of expressing beta1 in a simple linear regression? y=dependent variable x=independent variable

Which of the following numbers (measures of kurtosis of a distribution) would represent a platykurtic distribution?

The variance of X is 15. Y=X+5. What is the Variance of Y?

Find the z-score: mean = 6, standard dev. = 2, observation = 7

What are the characteristics of the f-distribution.

What power is used in the formula for skewness?

An auto analyst is conducting a satisfaction survey, sampling from a list of 10,000 new car buyers. The list includes 2,500 Ford buyers, 2,500 GM buyers, 2,500 Honda buyers, and 2,500 Toyota buyers. The analyst selects a sample of 400 car buyers, by randomly sampling 100 buyers of each brand. Is this an example of a simple random sample?