EOS: Probability and Statistics Review
Authored by Nakia Hawkins
Mathematics
12th Grade
CCSS covered
Used 1+ times
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30 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 4 pts
Marcus's music store sells CDs with a mean of 455 and a standard deviation of 65. What did Carlos find about this sales pattern?
Carlos found a 68% chance that fewer than 390 CDs are sold in a week.
Carlos found a 34% chance that fewer than 390 CDs are sold in a week.
Carlos found an 84% chance that more than 390 CDs are sold in a week.
Tags
CCSS.HSS.ID.A.4
2.
MULTIPLE CHOICE QUESTION
2 mins • 4 pts
What was the percentage of female students in the 18–24 age group in a university?
53.28%
58.44%
Tags
CCSS.8.SP.A.4
3.
MULTIPLE CHOICE QUESTION
2 mins • 4 pts
Marcus and two students conducted an experiment to understand the relationship between the height a parasail can reach and the speed of the motorboat towing it. Which equation represents the height of the parasail (y) based on the speed of the motorboat (x)?
y = 2.5x – 26.25
y = 0.4x
y = 2.5x
Tags
CCSS.6.EE.C.9
4.
MULTIPLE CHOICE QUESTION
2 mins • 4 pts
The graphs show the air humidity levels in Los Angeles for a week.
Which of the following regression lines would result in the smallest sum of the residuals?
Tags
CCSS.8.SP.A.2
5.
MULTIPLE CHOICE QUESTION
2 mins • 4 pts
Keisha is a swimmer. The table shows her 100-meter freestyle times over six years. Sketch a scatter plot and determine the closest correlation coefficient.
0.20
0.99
-0.20
Tags
CCSS.HSS.ID.C.8
6.
MULTIPLE CHOICE QUESTION
2 mins • 4 pts
Which statement is true?
Correlation proves causation.
Causation requires correlation.
Correlation implies causation.
Tags
CCSS.HSS.ID.C.9
7.
FILL IN THE BLANK QUESTION
2 mins • 4 pts
How many distinct license plates can be created in New York if a standard plate has 3 letters followed by 4 numbers, with repetition allowed?
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