BUS 271 Final Exam Prep

This is meant to provide you with examples of the types of problems you will see on the test.

However, it is does not necessarily reflect all of the content that could appear on the test, and

questions on the test may be formatted in different ways. This should be used in conjunction with

your notes and the text to prepare for the exam. (Round to three decimal places, unless

otherwise noted)

Section I

1. Answer the following questions for each type of data: What is the level of measurement?

Is this categorical or quantitative data? If it is quantitative, is it discrete or continuous?

A) A person’s highest level of education by degree completed

a. Ordinal Scale, Categorical

B) The number of bedrooms in a house

a. Ratio, Quantitative, Discrete

C) The amount of fruit a person eats per week by weight

a. Ratio, Quantitative, Continuous

D) A person’s first language

a. Nominal, Categorical

E) The duration of a person’s commute

a. Ratio, Quantitative, Continuous

2. For each of the following, identify whether the statement is about a population parameter

or a sample statistic. If it is about a parameter identify the population, and if it is about a

sample identify the population and the sample.

A) The movies in the Marvel Cinematic Universe have made an average of $330,951,450

at the box office in the US and Canada.

a. Parameter, All Movies in the MCU at US & Canada box offices

B) After polling several people outside of the theater, I have determined that the

probability a randomly selected individual will enjoy Avengers Infinity War is

0.8793.

a. Sample Statistic, People outside the theater, Sample: people polled

C) After surveying 126 people working in the food service industry, one of the top

selling lifestyle magazines found that 76% of food service workers think that at least

50% of the human population are actually just lizard people in disguise.

a. Sample Statistic, all food service workers, Sample: 126 people working in the

food services industry

105 90 79

77 76 97

86 89 60

76 81 59

123 67 76

Table 1