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Duplicate of Probability, Statistics and Slope Test Review Flashcards | StudBud
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Duplicate of Probability, Statistics and Slope Test Review
Duplicate of Probability, Statistics and Slope Test Review
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Questions
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Answers
1
What is the best prediction for an investment of 12.5?
8
9.5
8.5
9
2
There are 10 cards. 4 have stars, 2 rectangles, 1 triangle and 3 have ovals. P (rectangle)?
2/9
1/5
1/10
3/10
3
4 blue, 1 white, and 3 red. Probability of getting a blue, keep it and pull another blue?
5/16
1/2
3/14
5/8
4
If you spin a spinner and toss a coin, what type of event is this?
dependent
independent
5
The mean for last week was 75, this week is displayed. What is the difference in the means?
18
10
14
20
6
What is the probability of getting 3 heads in a row?
0.125
0.375
0.67
0.625
7
Based on the graph below, what do you predict for Russel's height, when he is 30 years old.
6 ft 1 in
6 ft 5 in
6 ft
7 ft
8
What statement can be made about the beach visitors?
As the temp increases, the visitors increase
as the temp increases, the visitors decrease
There is no relationship
as the temp decreases, the visitors increase
9
5 green, 4 red, 2 orange and 1 blue. If you pick a red and then an orange, with no replacement?
2/33
2/11
5/12
5/72
10
What would be a reasonable prediction for the imports in 2000?
173
180
150
145
11
What is the mode?
middle number
most occurring
difference of numbers
Average
