PRACTICE EXAM 2026-2027 Exam Complete
Questions and Correct Detailed Answers (Verified
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A college student is survey other students to determine their preference among three proposed
elective courses. The student will record the major of each survey respondent, and which elective
they preferred most.
Which type of graphical display is appropriate to show the data? - CORRECT ANSWER: Two-
way table
A company randomly chose 1000 customers for an experiment. For half of the customers, the
company sent out regular marketing emails. For the other half, the company sent physical flyers.
At the conclusion of the study, it was found that the customers who received physical flyers
made more purchases than those who receive regular emails.
Which conclusion is valid? - CORRECT ANSWER: There is a casual relationship between the
measured variables
A deli offers four types of bread for sandwiches, white, wheat, multigrain, and rye. Based on past
sales data, the probability that a customer orders, wheat bread.P(W) = 31% and the probability
that a customer orders rye is P(R)=53%
What is P(W and R) for a single sandwich - CORRECT ANSWER: 0%
A gardener recorded the amount of rain and millimeters, for each day of the month of June
What is the correct classification of the collected data? - CORRECT ANSWER: Quantitative
A player has a 25% chance of winning a game that cost four dollars to play. If the player wins,
they receive their four dollars back plus the prize of.$x
What is the value of X that will make this a fair game? - CORRECT ANSWER: $12.00