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Probability Statistics Review Exercises Flashcards | StudBud
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Probability Statistics Review Exercises
Probability Statistics Review Exercises
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1
What is the sample space for the experiment of flipping two coins?
{(H, H), (H, T), (T, H),(T, T)}
{HH, TH, TT}
{HH, HT, TT}
HT
2
In the boxplots shown,how would you describe the differences between data set A and data set B?
A has a larger IQR than B.
A has a larger range than B
A has a larger lower quartile than B.
A has a larger median than B.
3
Which of the scatterplots displays a correlation closest to -1?
C
E
B
D
4
Which of the following numbers cannot be a probability?
0
11/10
1
1/2
5
The probability of rolling 7 on a die is
0
1/7
1/6
1
6
Identify the shape of the distribution represented by the boxplot.
Skewed right/positively
Uniform
Skewed left/negatively
Bimodal
7
What is the median of the following set of numbers?{12,8,13,4,7,6,3,3,15}
7
7.5
12
8
8
What is the probability of drawing a face card J, Q, or K at random from a deck with no jokers?
4/13
3/13
3/52
1/13
9
Which of the following is not a characteristic of the normal distribution?
95% of the data lie within 1 standard deviation of the mean.
The mean is equal to the median, which is equal to the mode.
Symmetry
