Answer:
11 3/14
Step-by-step explanation:
1) Mean
The mean is given by the sum of the data divided by the number of data (4, in this case):

2) Standard deviation
The standard deviation is given by:

where

is the mean, that we already found at point 1), and N=4. Substituting data, we have:

Answer:
50
Step-by-step explanation:
^^^^^^^^^ (please give me brainliest)
Answer:
22
Step-by-step explanation:
I did it on math class
Step-by-step explanation:
hi I have answered ur question