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AP Statistics 1st Semester Final Exam Review Questions With Complete Solutions CA$15.83   Add to cart

Exam (elaborations)

AP Statistics 1st Semester Final Exam Review Questions With Complete Solutions

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  • Course
  • AP Statistics
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  • AP Statistics

Name 3 categorical (qualitative) variables. correct answer: Favorite color/favorite candy/brand of car. Name 3 discrete quantitative variables. correct answer: How many shoes/how many siblings/how many pets. Name 3 continuous quantitative variables. correct answer: How long it takes to ope...

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  • October 2, 2023
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  • 2023/2024
  • Exam (elaborations)
  • Questions & answers
  • AP Statistics
  • AP Statistics
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AP Statistics 1st Semester Final Exam Review
Questions With Complete Solutions
Name 3 categorical (qualitative) variables. correct answer:
Favorite color/favorite candy/brand of car.

Name 3 discrete quantitative variables. correct answer: How
many shoes/how many siblings/how many pets.

Name 3 continuous quantitative variables. correct answer: How
long it takes to open a water bottle/amount of water draining in a
tub/amount of rainfall in December.

List the different graphical methods that can be used for
categorical (qualitative) data. correct answer: Bar graph, pie
chart, comparative bar graph, segmented bar chart.

List the different graphical methods that can be used for
numerical (quantitative) data. correct answer: Dot plot,
histogram, stem and leaf, box and whisker, parallel box plot,
back to back stem and leaf plot.

Name the best graph for a continuous numerical data set. correct
answer: Histogram.

Name the best graph for a discrete numerical data set. correct
answer: Dot plot.

, List the measures of center and variability that are sensitive to
outliers. correct answer: Center-mean
Variability-standard deviation/range
Sensitive-not robust/not resistant

Find the z-score of a student who scored a 630 on an exam that
has the mean score of 600 and standard deviation of 20. correct
answer: 630-600/20=1.5
He is 1.5 above the mean

When a distribution is symmetric, what is true about the mean
and median? correct answer: They are approximately equal.

When a distribution is skewed, what is true about the mean and
median? correct answer: The mean follows the skew.
If skewed-use median and IQR

Which measure of center and variability is more appropriate to
use when describing a skewed data set? correct answer: Median
and IQR.

According the Empirical Rule, when a curve is approximated by
a normal distribution, roughly ________ of the observations are
within on standard deviation of the mean, ________ of the
observations are withing two standard deviations of the mean,
and ________ of the observations are within three standard
deviations of the mean. correct answer: 95%
68%
99.7%

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