MATH 1280 Review Exam | Verified Exam Questions and Answers |
Latest Updated Study Material 2026
Question:
MATH 1280 Review Exam | Comprehensive
Answer:
Question:
In a left-skewed distribution, which is
Answer:
greater?
The mode
a. The mean
b. The median
c. The mode
In a right-skewed distribution, which is
greater?
The mean
a. The mean
b. The median
c. The mode
What kind of data is the amount of
money spend in a grocery store?
Question:
Quantitative-
Answer:
a. Qualitative discrete
b. Quantitative-continuous
c. Quantitative-discrete
The manager of a department
store decides to measure
employee satisfaction by selecting
four departments at random and
Cluster conducting interviews with all the
employees in those four
departments. What type of survey
design is this?
,Question:
a. Cluster
Answer:
b. Stratified
c. Simple random
d. Systematic
Question:
An experiment consists of tossing
Answer:
two, 12-sided dice (the numbers 1-
12 are printed on the sides of each
die). Let Event A = both dice show
4/16 an even number. Let Event B = both
dice show a number greater than
eight. Find P(A|B)
Question:
a. 2/4
Answer:
b. 16/144
c. 4/16
d. 2/144
On any given day, approximately 37.5
percent of the cars parked in the De
Anza parking garage are parked
crookedly. We randomly survey 22
cars. We are interested in the
8.25
number of cars that are parked
crookedly. For every 22 cars, how
many would you expect to be
parked crookedly, on average?
Question:
a. 8.25
Answer:
b. 11
c. 18
, d. 7.5
The probability that a car will have
a flat tire while driving through a
certain tunnel is 0.00004. Use the
Poisson distribution to approximate
the probability that among 7000
0.2442
cars passing through this tunnel, at
least one will have a flat tire.
Question:
a. 0.2442
Answer:
b. 0.3126
c. 0.7558
d. 0.7884
e. 0.2116
Question:
In one town, the number of
Answer:
burglaries in a week has a Poisson
distribution with a mean of 1.9.
Find the probability that in a
randomly selected week the
0.2963
number of burglaries is at least
three.
Question:
a. 0.1710
Answer:
b. 0.1253
c. 0.8290
d. 0.7037
e. 0.2963
One hundred
eighteen students
were asked what
type of color their
Latest Updated Study Material 2026
Question:
MATH 1280 Review Exam | Comprehensive
Answer:
Question:
In a left-skewed distribution, which is
Answer:
greater?
The mode
a. The mean
b. The median
c. The mode
In a right-skewed distribution, which is
greater?
The mean
a. The mean
b. The median
c. The mode
What kind of data is the amount of
money spend in a grocery store?
Question:
Quantitative-
Answer:
a. Qualitative discrete
b. Quantitative-continuous
c. Quantitative-discrete
The manager of a department
store decides to measure
employee satisfaction by selecting
four departments at random and
Cluster conducting interviews with all the
employees in those four
departments. What type of survey
design is this?
,Question:
a. Cluster
Answer:
b. Stratified
c. Simple random
d. Systematic
Question:
An experiment consists of tossing
Answer:
two, 12-sided dice (the numbers 1-
12 are printed on the sides of each
die). Let Event A = both dice show
4/16 an even number. Let Event B = both
dice show a number greater than
eight. Find P(A|B)
Question:
a. 2/4
Answer:
b. 16/144
c. 4/16
d. 2/144
On any given day, approximately 37.5
percent of the cars parked in the De
Anza parking garage are parked
crookedly. We randomly survey 22
cars. We are interested in the
8.25
number of cars that are parked
crookedly. For every 22 cars, how
many would you expect to be
parked crookedly, on average?
Question:
a. 8.25
Answer:
b. 11
c. 18
, d. 7.5
The probability that a car will have
a flat tire while driving through a
certain tunnel is 0.00004. Use the
Poisson distribution to approximate
the probability that among 7000
0.2442
cars passing through this tunnel, at
least one will have a flat tire.
Question:
a. 0.2442
Answer:
b. 0.3126
c. 0.7558
d. 0.7884
e. 0.2116
Question:
In one town, the number of
Answer:
burglaries in a week has a Poisson
distribution with a mean of 1.9.
Find the probability that in a
randomly selected week the
0.2963
number of burglaries is at least
three.
Question:
a. 0.1710
Answer:
b. 0.1253
c. 0.8290
d. 0.7037
e. 0.2963
One hundred
eighteen students
were asked what
type of color their
