Bluebook SAT Test Problem Solving and Data Analysis

Question 1

A scatter plot shows hours studied (x) vs. test score (y). The line of best fit is y = 8x + 42. What score does the model predict for 5 hours of study?

Accepted Answer

82

Answer

90

Answer

72

Answer

62

Question 2

In a class of 30 students, 18 passed math, 20 passed English, and 12 passed both. How many students passed neither subject?

Accepted Answer

4

Answer

6

Answer

8

Answer

2

Question 3

The table below shows monthly sales data. What is the mean monthly sales?
Month: Jan, Feb, Mar, Apr, May
Sales: $3,200, $4,800, $2,600, $5,400, $4,000

Accepted Answer

$4,000

Answer

$4,200

Answer

$3,800

Answer

$3,600

Question 4

A survey of 200 people found that 35% prefer coffee and 45% prefer tea. The rest prefer neither. How many people prefer neither?

Accepted Answer

40

Answer

80

Answer

60

Answer

70

Question 5

A data set has values: 12, 15, 11, 18, 14, 13, 20, 9, 16, 12. What is the median?

Accepted Answer

13.5

Answer

14

Answer

12

Answer

13

Question 6

If a bag contains 4 red, 6 blue, and 2 green marbles, what is the probability of randomly selecting a blue marble?

Accepted Answer

1/2

Answer

1/3

Answer

2/3

Answer

1/4

Question 7

A two-way table shows that 60 students play sports, of whom 25 also play music. Of 40 students who don't play sports, 15 play music. What percentage of all students play music?

Accepted Answer

40%

Answer

25%

Answer

37.5%

Answer

50%

Question 8

A company's profits grew from $50,000 in Year 1 to $80,000 in Year 4. What is the average annual increase?

Accepted Answer

$10,000

Answer

$15,000

Answer

$7,500

Answer

$30,000