Not sure if you mean “Round 37 to the nearest tenth” but if so then it’s “40”.
180% would be written as 1 4/5 in simplest form
Answer:
x = 2 and x = 1
Step-by-step explanation:
I think
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:
