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Probability, Statistics and Slope Test Review Flashcards | StudBud
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Probability, Statistics and Slope Test Review
Probability, Statistics and Slope Test Review
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1
What statement can be made about the beach visitors?
There is no relationship
as the temp increases, the visitors decrease
as the temp decreases, the visitors increase
As the temp increases, the visitors increase
2
What is the slope of the line through (2,2) and (5,-2)?
3/4
4/3
-4/3
-3/4
3
Which line has a positive slope?
black
blue
red
green
4
What would be a reasonable prediction for the imports in 2000?
173
180
145
150
5
5 green, 4 red, 2 orange and 1 blue. If you pick a red and then an orange, with no replacement?
2/11
5/72
5/12
5/66
6
The mean for last week was 75, this week is displayed. What is the difference in the means?
10
14
18
20
7
What is the mode?
Average
most occurring
difference of numbers
middle number
8
If you spin a spinner and toss a coin, what type of event is this?
independent
dependent
9
4 blue, 1 white, and 3 red. Probability of getting a blue, keep it and pull another blue?
5/16
5/14
5/8
1/2
10
What is the probability of getting 3 heads in a row?
0.67
0.125
0.375
0.625
11
What is the slope of y = -4x -2?
-4
-2
4
1/4
12
There are 10 cards. 4 have stars, 2 rectangles, 1 triangle and 3 have ovals. P (rectangle)?
3/10
1/5
2/9
1/10
13
Based on the graph below, what do you predict for Russel's height, when he is 30 years old.
6 ft
7 ft
6 ft 5 in
6 ft 1 in
14
What is the slope of a vertical line?
postive
negative
zero
undefined
15
What is the best prediction for an investment of 12.5?
8
8.5
9.5
9
