Density Curves AP Stat
Quiz
•
Mathematics
•
12th Grade
•
Practice Problem
•
Hard
Anthony Clark
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20 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
For the density curve shown, which statement is true?
The density curve is Normal.
The density curve is skewed right.
At the mean, the height of the curve is 1.
The density curve is symmetric
None of the above is correct.
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Two measures of center are marked on the density curve shown. Which of the following is correct?
The median is at the yellow line and the mean is at the red line.
The median is at the red line and the mean is at the yellow line.
The mode is at the red line and the median is at the yellow line.
The mode is at the yellow line and the median is at the red line.
.
The mode is at the red line and the mean is at the yellow line.
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If a density curve is symmetrical, then...
There is no way to know the relationship between the mean and the median
The mean should be less than the median
The mean should be greater than the median
The mean is generally equal to the median
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the total area under the normal curve in a standard normal distribution?
1
2
3
4
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Is this a probability distribution?
No, the sum of p(x) does not equal 1.
Yes, all p(x) are between 0 and 1.
No, all p(x) are not between 0 and 1.
Yes, the sum p(x) is 1.
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Is this a probability distribution?
No
Yes
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the shape of the distribution?
Skewed Left
Skewed Right
Symmetric
Uniform
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