SAT Prep on Statistics

SAT Prep on Statistics

11th - 12th Grade

100 Qs

quiz-placeholder

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SAT Prep on Statistics

SAT Prep on Statistics

Assessment

Quiz

Mathematics

11th - 12th Grade

Hard

Created by

Barbara White

FREE Resource

100 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Assume that in your History class you have earned test scores of 78, 82, 56, and 72.  Only 1 test remains.  If you need a mean score of 75 to earn a C in the class, what must you score on the final test?

75

87

12

57

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Find the mean and standard deviation (Sx) for the following data set:

89, 72, 100, 87, 65, 98, 77, 92

85, 12.5

75.3, 30.65

85, 11.7

88, 12.5

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Find the z score if the mean is 80, standard deviation is 5, and x=87.

-1.4

1.4

-1.75

1.75

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Find x if the mean is 20, standard deviation is 6, and z=1.32.

32.4

7.92

-12.08

27.92

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Assume that the math SAT scores are normally distributed with a mean of 500 and a standard deviation of 100. If you score 400 on the math portion, what percent of those taking the test scored above you?

52%

84%

98%

92%

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image
What data value is the upper quartile (Q3)?
64
62
66
58

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

You choose a marble out of a bag with the marbles above. Without replacing the first marble, you choose a second. Find the probability you choose a white then red.

3/50

1/12

1/5

1/15

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