8/5/24, 5:03 PM Assessment 1
IOP2601-24-S2 Welcome Message Assessment 1
QUIZ
Question 1
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The mode for the dataset of 8, 7, 8, 7, 1, 7, 2, 7, 5, 6 is _______.
A. 5
B. 5,5
C. 7
D. 1,5
Clear my choice
Question 2
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The range for the dataset of 8, 3, 8, 7, 2, 7, 2, 7, 5, 6 is _______.
A. 8
B. 6
C. 2
D. 7
Clear my choice
Question 3
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The slope of a non-linear graph is always _____.
A. negative
B. not constant
C. positive
D. constant
Clear my choice
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,8/5/24, 5:03 PM Assessment 1
Question 4
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It is important to remember that module IOP2601 is a course in mathematics, therefore you need to know some basic
algebraic principles. Is this statement true or false?
A. False
B. True
Clear my choice
Question 5
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A variable that can take any value within a defined range is _______.
A. nominal
B. discrete
C. continuous
D. ordinal
Clear my choice
Question 6
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The _____ is the middle score in a ranked distribution of scores.
A. mean.
B. range
C. mode
D. median
Clear my choice
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, 8/5/24, 5:03 PM Assessment 1
Question 7
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Unimodal distributions have two modes, while bimodal distributions have only one mode. Is this statement true or false?
A. False.
B. True.
Clear my choice
Question 8
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We calculate the percentage frequency of a specific category by dividing its frequency with the total number of items or
subjects, and then multiply by 100. Is this statement true or false?
A. False
B. True
Clear my choice
Question 9
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The kurtosis of a distribution refers to the relative flatness or peakedness in the middle. Is this statement true or false?
A. False
B. True
Clear my choice
https://mymodules.dtls.unisa.ac.za/mod/quiz/attempt.php?attempt=20587705&cmid=854233 3/11
IOP2601-24-S2 Welcome Message Assessment 1
QUIZ
Question 1
Answer saved
Marked out of 1.00
The mode for the dataset of 8, 7, 8, 7, 1, 7, 2, 7, 5, 6 is _______.
A. 5
B. 5,5
C. 7
D. 1,5
Clear my choice
Question 2
Answer saved
Marked out of 1.00
The range for the dataset of 8, 3, 8, 7, 2, 7, 2, 7, 5, 6 is _______.
A. 8
B. 6
C. 2
D. 7
Clear my choice
Question 3
Answer saved
Marked out of 1.00
The slope of a non-linear graph is always _____.
A. negative
B. not constant
C. positive
D. constant
Clear my choice
https://mymodules.dtls.unisa.ac.za/mod/quiz/attempt.php?attempt=20587705&cmid=854233 1/11
,8/5/24, 5:03 PM Assessment 1
Question 4
Answer saved
Marked out of 1.00
It is important to remember that module IOP2601 is a course in mathematics, therefore you need to know some basic
algebraic principles. Is this statement true or false?
A. False
B. True
Clear my choice
Question 5
Answer saved
Marked out of 1.00
A variable that can take any value within a defined range is _______.
A. nominal
B. discrete
C. continuous
D. ordinal
Clear my choice
Question 6
Answer saved
Marked out of 1.00
The _____ is the middle score in a ranked distribution of scores.
A. mean.
B. range
C. mode
D. median
Clear my choice
https://mymodules.dtls.unisa.ac.za/mod/quiz/attempt.php?attempt=20587705&cmid=854233 2/11
, 8/5/24, 5:03 PM Assessment 1
Question 7
Answer saved
Marked out of 1.00
Unimodal distributions have two modes, while bimodal distributions have only one mode. Is this statement true or false?
A. False.
B. True.
Clear my choice
Question 8
Answer saved
Marked out of 1.00
We calculate the percentage frequency of a specific category by dividing its frequency with the total number of items or
subjects, and then multiply by 100. Is this statement true or false?
A. False
B. True
Clear my choice
Question 9
Answer saved
Marked out of 1.00
The kurtosis of a distribution refers to the relative flatness or peakedness in the middle. Is this statement true or false?
A. False
B. True
Clear my choice
https://mymodules.dtls.unisa.ac.za/mod/quiz/attempt.php?attempt=20587705&cmid=854233 3/11
