How are variables use to show relationship?

johnny has a 70% chance of passing a test. If johnny has 4 tests this year, what is the probability that johnny passes all of his tests?

52. The sum of 10 and 5 times a number is 25.

Can a ladybug be millimeters or centimeters? (which is most common)

What is the area of the circle when the diameter is 2

An article with the net weight of 10 pounds is packaged in a box that weighs a 1/2 pound if 20 of these boxes articles are put into one Freight container that weighs 15lb what is the gross weight

Suppose you want to know the exact number of the people who voted for candidate. Would you rather look at the bar graph or at frequency table?

68 days increased by 75%

Suppose that we have conducted a Simple Linear Regression for Exam 1 score by Homework 1 score and found the predicted line equation to be y_hat = 58.52 + 2.19x, where x represents Homework 1 score and y represents Exam 1 score.

Use the zero product property to find the solutions to the equation x2 - X-6 = 0. O X = -3 or x = - 2 O x = - 3 or x = 2 0 x = - 2 or x = 3 0x = 2 or x = 3

Subtract (5 - 2i) - (1 + 8i). What is the real part of the difference? What is the imaginary part of the difference? i