Practice Exam Answers

Walter is conducting an experiment using a spinner with 4 equal sections. Which number of trials will lead to experimental outcomes that are most similar to his predicted outcomes?

A grocery store carries the same 8 flavors of 4 brands of yogurt. Every flavor for each brand is sold in single-serving and quart-sized containers. How many different brand/flavor/size combinations of yogurt does the store sell?

Giulia is playing a game with 6 cards: 4 kings, 1 queen, and 1 jack. She draws 1 card out of the stack of cards, replaces it, and then draws another card. What is the probability that she will draw a king and then a jack, cap p times open paren king comma then jack close paren ?

A cube is numbered 1 through 6. If the cube is rolled twice, how many of the possible outcomes will have two even numbers?

At a high school, students can choose between three art electives, four history electives, and five computer electives. Each student can choose two electives. What is the approximate probability that a student chooses a computer elective and an art elective?

What is the probability that his model rocket has landed in a grassy area?

One set of data shows an outlier. Which set has an outlier, and which number is the outlier?

What is the probability that the spinner lands on an even number or on the unshaded section?

What is the likelihood that the coin will fall into the green region of the square?

The dot plot shows how Mr. Ruda’s class scored on a 5-point math quiz. Mr. Ruda described the data as having a spread from 0 to 5, a center of 3, two clusters, and a peak at 5. Where did Mr. Ruda make an error?