Compared to a z * critical value, the t * critical value for a given confidence level.

is always bigger

is always smaller

depends on the degrees of freedom

is always the same

depends on the confidence level

Between which two whole numbers is the square root of 250

To estimate your average monthly salary, divide your yearly salary by the number of months in a year. write and solve an equation to determine your yearly salary when your average monthly salary is $4560.

Seven less than four times a number is at least 13

A recipe requires 3/4 cup of nuts to make 1 cake. what is the maximum number of cakes that can be made using 7 1/2 cups of nuts

Assume the weight of a randomly chosen american passenger car is a uniformly distributed random variable ranging from 2,500 pounds to 4,500 pounds. (a) what is the mean weight of a randomly chosen vehicle?

Find all real zeros of the function y = - 3x+9

Factor the following expression using the GCF 10dr-60r

What is the value of the expression 8m-2 when m=4?

16. Unemployment is the ratio of A. unemployed workers to employed workers B. unemployed workers to total workers C. workers to total population D. workers to nonworkers

Lia has a dog and a cat. Together, the pets weigh 24 pounds. The dog weighs 3 times as much as the cat. How much does each pet weigh?