Final Exam: Straighterline Business Stats
(Latest 2026/2027 Update) Questions with
Verified Answers | Graded A| 100% Correct.
Question:
A survey includes a question regarding marital status that has the
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
following responses: single, married, divorced, separated, or widowed.
i,- i,- i,- i,- i,- i,- i,- i,-
What is the scale of measurement for this question??
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Answer:
Nominal
Question:
A group of women tried five brands of fingernail polish and ranked them
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
according to preference. What level of measurement is this??
i,- i,- i,- i,- i,- i,- i,- i,-
Answer:
Ordinal
Question:
Shoe style is an example of what level of measurement??
i,- i,- i,- i,- i,- i,- i,- i,- i,-
Answer:
,Nominal
Question:
When TV advertisements report "2 out of 3 dentists surveyed indicated
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
they would recommend Brand X toothpaste to their patients," an
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
informed consumer may question the conclusion because the:?
i,- i,- i,- i,- i,- i,- i,-
Answer:
Advertisement does not include the total number of dentists surveyed
i,- i,- i,- i,- i,- i,- i,- i,- i,-
Question:
A sample of the paramedical fees charged by clinics revealed these
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
amounts: $55, $49, $50, $45, $52, and $55. What is the median charge??
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
Answer:
51.00
Question:
For a data set with an odd number of observations that have been sorted
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
from smallest to largest values, where is the median located??
i,- i,- i,- i,- i,- i,- i,- i,- i,-
Answer:
(n + 1)/2
i,- i,-
,Question:
Assume a student received the following grades for the semester: History,
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
B; Statistics, A; Spanish, C; and English, C. History and English are 5 credit-
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
hour courses, Statistics a 4 credit-hour course, and Spanish a 3 credit-hour
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
course. If 4 grade points are assigned for an A, 3 for a B, and 2 for a C,
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
what is the weighted mean grade for the semester??
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Answer:
2.76
Question:
A disadvantage of using an arithmetic mean to summarize a set of data is
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
that __________.?
i,-
Answer:
It can be biased by one or two extremely small or large values
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
Question:
A survey item asked students to indicate their class in college: freshman,
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sophomore, junior, or senior. Which measure(s) of central location would
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
be appropriate for the data generated by that questionnaire item??
i,- i,- i,- i,- i,- i,- i,- i,- i,-
Answer:
Mode and median i,- i,-
, Question:
The times (in minutes) that several underwriters took to review
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
applications for similar insurance coverage are 50, 230, 52, and 57. What is
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
the median length of time required to review an application??
i,- i,- i,- i,- i,- i,- i,- i,- i,-
Answer:
54.5
Question:
For the most recent seven years, the U.S. Department of Education
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
reported the following number of bachelor's degrees awarded in
i,- i,- i,- i,- i,- i,- i,- i,- i,-
computer science: 4,033; 5,652; 6,407; 7,201; 8,719; 11,154; 15,121. What is
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
the annual arithmetic mean number of degrees awarded??
i,- i,- i,- i,- i,- i,- i,-
Answer:
About 8,327 i,-
Question:
Which of the following measures of dispersion are based on deviations
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
from the mean??i,- i,-
Answer:
All apply
i,-
(Latest 2026/2027 Update) Questions with
Verified Answers | Graded A| 100% Correct.
Question:
A survey includes a question regarding marital status that has the
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
following responses: single, married, divorced, separated, or widowed.
i,- i,- i,- i,- i,- i,- i,- i,-
What is the scale of measurement for this question??
i,- i,- i,- i,- i,- i,- i,- i,-
Answer:
Nominal
Question:
A group of women tried five brands of fingernail polish and ranked them
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
according to preference. What level of measurement is this??
i,- i,- i,- i,- i,- i,- i,- i,-
Answer:
Ordinal
Question:
Shoe style is an example of what level of measurement??
i,- i,- i,- i,- i,- i,- i,- i,- i,-
Answer:
,Nominal
Question:
When TV advertisements report "2 out of 3 dentists surveyed indicated
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
they would recommend Brand X toothpaste to their patients," an
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
informed consumer may question the conclusion because the:?
i,- i,- i,- i,- i,- i,- i,-
Answer:
Advertisement does not include the total number of dentists surveyed
i,- i,- i,- i,- i,- i,- i,- i,- i,-
Question:
A sample of the paramedical fees charged by clinics revealed these
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
amounts: $55, $49, $50, $45, $52, and $55. What is the median charge??
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
Answer:
51.00
Question:
For a data set with an odd number of observations that have been sorted
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
from smallest to largest values, where is the median located??
i,- i,- i,- i,- i,- i,- i,- i,- i,-
Answer:
(n + 1)/2
i,- i,-
,Question:
Assume a student received the following grades for the semester: History,
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
B; Statistics, A; Spanish, C; and English, C. History and English are 5 credit-
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
hour courses, Statistics a 4 credit-hour course, and Spanish a 3 credit-hour
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
course. If 4 grade points are assigned for an A, 3 for a B, and 2 for a C,
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
what is the weighted mean grade for the semester??
i,- i,- i,- i,- i,- i,- i,- i,-
Answer:
2.76
Question:
A disadvantage of using an arithmetic mean to summarize a set of data is
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
that __________.?
i,-
Answer:
It can be biased by one or two extremely small or large values
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
Question:
A survey item asked students to indicate their class in college: freshman,
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
sophomore, junior, or senior. Which measure(s) of central location would
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
be appropriate for the data generated by that questionnaire item??
i,- i,- i,- i,- i,- i,- i,- i,- i,-
Answer:
Mode and median i,- i,-
, Question:
The times (in minutes) that several underwriters took to review
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
applications for similar insurance coverage are 50, 230, 52, and 57. What is
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
the median length of time required to review an application??
i,- i,- i,- i,- i,- i,- i,- i,- i,-
Answer:
54.5
Question:
For the most recent seven years, the U.S. Department of Education
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
reported the following number of bachelor's degrees awarded in
i,- i,- i,- i,- i,- i,- i,- i,- i,-
computer science: 4,033; 5,652; 6,407; 7,201; 8,719; 11,154; 15,121. What is
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
the annual arithmetic mean number of degrees awarded??
i,- i,- i,- i,- i,- i,- i,-
Answer:
About 8,327 i,-
Question:
Which of the following measures of dispersion are based on deviations
i,- i,- i,- i,- i,- i,- i,- i,- i,- i,- i,-
from the mean??i,- i,-
Answer:
All apply
i,-
