A positive correlation always exists on a scatter plot when

y remains unchanged as x increases

y changes randomly as x increases

y decreases as x increases

y increases as x increases

2

2

A parking lot is 100 yards long. What is the length of 3/4 of the parking lot, in feet?

(Hint: 1 yard = 3 feet)

300

225

75

25

3

2

Kelsey scored the following points in her first six basketball games: 22, 14, 19, 22, 8, and 17. What is the relationship between the measures of central tendency of these data?

mode > median > mean

median > mode > mean

mean > median > mode

mode > mean > median

4

2

Which equation represents a vertical line?

y = - x

y = 12

x = y

x = 12

5

2

Which set of integers is included in (-1,3]?

{0,1,2,3}

{-1,0,1,2}

{-1,0,1,2,3,4}

{-2,-1,0,1,2,3}

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