Mean
How do you find the mean of your data?
What is: adding up all your numbers and dividing by the amount you have.
How do you find the median of your data?
Find the middle number
How do you find the mode of your data?
Find the number that shows up the most.
How do you find the range of your data?
The spread of your smallest number to your largest.
What always goes in your first column on your standard deviation chart?
Your data
What is the mean of:
8, 9, 18
11.66
What is the median:
8, 9, 18
9
What is the mode:
8, 9, 18
None
What is the range:
8, 9, 18
8-18
What column takes the step where your data and mean must subtract?
Third columm
What is the mean of:
19, 37, 38, 68, 84
49.2
What is the median:
19, 37, 38, 68, 84
38
What is the mode in:
19, 37, 38, 68, 68, 84
68
What is the range:
19, 37, 38, 68, 84
19-84
The Variance is just the what of the last column?
Mean
What is the mean of:
80, 80, 80, 114, 132, 138, 141, 185, 198
127.55
What is the median of:
80, 80, 80, 114, 132, 138, 141, 185, 198
132
What is the mode:
80, 80, 80, 114, 132, 138, 141, 185, 198
80
What is the range:
80, 80, 80, 114, 132, 138, 141, 185, 198
80-198
Find the variance and standard deviation of:
1, 3, 5
Variance: 2.66
Standard deviation: 1.63
What is the mean of:
23, 179, 42, 169, 54, 128, 177
110.285
What is the median:
23, 179, 42, 169, 54, 128, 177
128
What is the mode:
23, 179, 42, 169, 54, 128, 177
None
What is the range:
23, 179, 42, 169, 54, 128, 177
28-179
Find the Variance and standard deviation of:
Variance:550.16
Standard Deviation: 23.455