AP Stats Review

Quiz
•
Mathematics
•
12th Grade
•
Hard
Anthony Clark
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A
B
C
D
E
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A
B
C
D
E
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The side-by-side boxplots show the distribution of test scores in Ms. Williams’s two sections of calculus. Based on these boxplots, which one of the following statements must be true?
The lowest score in A period was close to the 15th percentile of the C period class.
The mean score for students in C period was higher than the mean score for students in A period.
More people scored between 72 and 90 in C period than scored between 72 and 81 in A period.
The standard deviation of scores in A period is smaller than the standard deviation of scores in C period.
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
According to the 1.5 x IQR rule, how many outliers are there in the data set 72, 110, 114, 115, 118, 123, 144, 156?
None
One
Two
Three
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The following computer output describes the relationship between y = height (in cm) and x = foot length (also in cm) for 12 randomly selected students from the British Census @ Schools database. The scatterplot for this relationship show a roughly linear shape. Which of the following is an equation of least-squares regression line for these data?
Height = 117.99 + 1.878 (Foot Length)
Foot Length = 117.99 + 1.878 (Height)
Height = 1.878 + 117.99 (Foot Length)
Foot Length = 1.878 + 117.99 (Height)
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Here is the dot plot of voter turnout (as a percentage of voting-age population) for the 50 states—plus the District of Columbia—in a recent presidential election. Which of the following best describes this distribution?
The distribution of voter turnout is skewed slightly left, centered at about 62%, with a range of 24%.
The distribution of voter turnout is roughly symmetric, centered at about 60%, with a range of 30%.
The distribution of voter turnout is skewed slightly right, centered at about 62%, with a range of 24%.
The distribution of voter turnout is bimodal, centered at about 60%, with a range of 30%.
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The stem-and-leaf diagram below gives the distribution of the ages in years of 20 participants at a family reunion. Which of the following statements about the distribution is correct?
The first quartile is larger than the third quartile.
The distribution is strongly skewed to the left.
It makes the most sense to use the mean and standard deviation as a numerical summary of the center and spread of this distribution.
The mean is larger than the median.
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