Let X = the score out of 10 points on a
randomly selected test a statistics class. The table gives the
probability distribution of X.
Value
0
1
2
3
4
5
6
7
8
9
10
Probability
0.00
0.01
0.02
0.01
0.01
0.03
0.04
0.23
0.39
0.20
0.06
A probability of 0.08 was calculated. Which one of these
statements matches this probability?
Group of answer choices
P( X > 5)
P( X < 5)
P( X ≤ 5)
P( X ≥ 5)
Let X = the score out of 5 points on a
randomly selected quiz in a statistics class. The table gives the
probability distribution of X with missing
probabilities.
Value
0
1
2
3
4
5
Probability
?
?
?
?
?
?
To make this a valid probability distribution, which one of the
following could be the missing
probabilities?
Group of answer choices
0.00, 0.01, 0.02, 0.87, 0.13, 0.05
0.01, 0.11, 0.03, 0.06, -0.09, 0.88
0.01, 0.00, 0.01, 0.11, 0.54, 0.33
0.03, 0.00, -0.13, 0.25, 0.76, 0.10