Statistics & Probability - Quiz No. 2

QuizÂ by Jeanilyn Laurio

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15 questions
• Q1
The __________ curve is bell-shaped.
normal distribution
random distribution
20s
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• Q2
The normal distribution curve is _________ about the mean.
asymmetrical
symmetrical
20s
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• Q3
The curve never touches the __________.
y-axis
x-axis
20s
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• Q4
The mean, median, and mode are _________ and are located at the center of the distribution.
equal
unequal
20s
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• Q5
The normal distribution curve is _______.
non-continuous
continuous
20s
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• Q6
Changing the ________ shifts the distribution left or right.
mean
standard deviation
20s
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• Q7
Changing the __________ increases or decreases the spread
standard deviation
mean
20s
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• Q8
When the standard deviation is __________, the normal curve is short and wide.
large
small
20s
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• Q9
The normal distribution also becomes flatter and more spread out as the standard deviation __________.
decreases
increases
20s
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• Q10
The __________ of the normal distribution determines its position.
mean
standard deviation
20s
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• Q11
The peak of the normal distribution is referred as __________
mean
standard deviation
20s
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• Q12
The mean is the _________ of the normal distribution.
heart
center
20s
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• Q13
20s
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• Q14
20s
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• Q15
20s
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