Average=$(400+323.69+7352+19.99)÷4
=$2023.92
≈$2023.9
There are 6 people and 210 calories each slice
6*210 = 1260 calories
Answer:
A- sss
Step-by-step explanation:
Answer: 888+88+8+8+8 = 1,000
Step-by-step explanation: First of all line all your eights' up and then split them
We have been given that the standard deviation of a group of 20 scores is 15 and we are asked to find variance.
Since we know variance is square of standard deviation. In order to find out the variance of the given data we have to take the square of 15.

Therefore, our variance is 225.