แผ่นงานStats, FCP, and Standard Deviation
คำถามทั้งหมด: 18
What is the standard deviation for the data given:
5, 10, 7, 12, 0, 20, 15, 22, 8, 2
6.89
10.1
7.26
9
Jeff has four grades from tests and IXL. They are all weighted equally. If Jeff's grades are 100, 96, 96, and 100, what Jeff's current average grade?
96
97
98
100
Set 1-Standard Deviation=3.1
Set 2-Standard Deviation=4.9
Set 3-Standard Deviation=1.7
Set 4-Standard Deviation=3.2
Which set of data probably has the points closest to the mean?
Ervin bowled 7 games last weekend. His scores are: 155, 165, 138, 172, 127, 193, 142. What is the sample standard deviation of Ervin's scores?
511.33
22.61
438.48
20.94
What is the standard deviation of the following data set:
20, 13, 45, 83, 47, 25.
6
25.6
38.8
653.8
4,2,7,4,3
What is the median?
5, 22, 81, 16, 15, 22
22
76
19
1
2, 57, 38, 42, 6
Find the mean of the numbers below:
12, 8, 14, 5, 1, 3, 0, 8, 10, 11
7.2
8
9
7.4
12,10,10,10,13,12,11,13,10
The scores awarded to 25 students for an assignment were as follows:
4 7 5 9 8 6 7 7 8 5 6 9 8 5 8 7 4 7 3 6 8 9 7 6 9
What is the mode?
6
7
8
9
แป้นคำตอบStats, FCP, and Standard Deviation
คำถามทั้งหมด: 18
6.89
, c)7.26
98
20.94
25.6
19
7.2
7
