Reference no: EM131423628
Statistic Quiz
Question 1
If P(x) = 0.64, find the complement.
0.64
0.54
0.36
Question 2
There is a 30% chance of rain today. Express this as a probability value between 0 and 1.
0.70
0.30
0.20
Question 3
If P(x) = .55, find the complement.
0.45
0.55
0.05
Question 4
There is a 10% chance of rain today. Express this as a probability value between 0 and 1.
1
0.10
0.90
Question 5
There is a 20% chance of rain today. Express this as a probability value between 0 and 1.
0.20
0.80
0.40
Question 6
If P(x) = 0.25, find the complement.
0.25
0.50
0.75
Question 7
If P(x) = 0.42, find the complement.
0.21
0.42
0.58
0.84
Question 8
There is a 55% chance of rain today. Express this as a probability value between 0 and 1.
0.45
5.5
0.55
Question 9
1! equals what?
0
1
undefined
Question 10
7! equals what?
14
28
5,040
10,080
Question 11
4! equals what?
4
7
12
24
Question 12
Find the y-intercept of the following:
• x: 2, 3, 4, 7, 7
• y: 9, 2, 5, 1, 1
-1.17
8.98
-0.78
Question 13
Find the slope of the following:
• x: 2, 3, 4, 7, 7
• y: 9, 2, 5, 1, 1
-0.78
8.98
-1.17
Question 14
Find the linear correlation coefficient r for the following:
• x: 2, 3, 4, 7, 7
• y: 9, 2, 5, 1, 1
-0.22
-0.34
-0.78
0.82
Question 15
Find the y-intercept of the following:
• x: 1, 3, 5, 8, 9
• y: 4, 2, 6, 6, 7
0.47
2.56
0.78.
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