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Vocabulary
What's the Z score
What's the SAT Score
How many students scored:
Review
100
the numerical average
What is the mean?
100
MATH: 515
What is 0?
100
Writing: 0
What is 494
100
Between 399 and 515 on Math
What is 510,000
100
Find permutations of 8 items taken 2 at a time and the combinations of 8 items taken 2 at a time.
What is 56, 28
200
a measure of how much the values in a data set vary.
What is standard deviation
200
Writing: 390
What is -0.95
200
MATH: -1
What is 399
200
Between 384 and 604 on Writing
What is 1,020,000
200
Add (5-3i) + (4-3i)
What is (9 - 6i)
300
a number that tells you how many standard deviations away from the mean that a particular score is.
What is a z-score?
300
Writing: 659 2008 SAT Subject Mean Std Dev 1,500,000 takers Reading 502 112 Math 515 116 Writing 494 110
What is 1.5
300
MATH: 1.5
What is 689
300
Between 278 and 614 on Reading
What is 1,222,500
300
Find the inverse: log (2x) = 3
What is 10^3 = 2x
400
The distance between the maximum value and the minimum value AND the value that is repeated the most AND the middle value.
What is the range, mode and median?
400
MATH: 370
What is -1.25
400
Reading: -2.25
What is 250
400
Greater than 747 on Math
What is 37,500
400
Solve 2x + y = 5 -3x + 4y =31
What is (-1, 7)
500
Normally Distributed (in terms of standard deviations from the mean)
What is about 68% of data falls within one standard deviation of the mean; 95% of the data falls within two standard deviations of the mean and 99.7% falls within three standard deviations of the mean.
500
Reading: 698
What is 1.75
500
Writing: 2.7
What is 791
500
Less than 345 on Writing
What is 131,671
500
F varies jointly with x and y and inversely with z. IF F =3 when x = 1 and y= 2 and z =7. What is F when x = 2, y =3, z =10.5?
What is 6?