Answer: 3
Step-by-step explanation:
Answer:

Step-by-step explanation:
Given
Values: 9/5, 9/5, 2, 9/5
Required
Calculate the sample variance
Sample variance is calculated using:

First, we calculate the mean




becomes





<em>Hence, the variance is 0.01</em>
1. 700 calories
2. Half a serving
3.x=serving
350x=calories
The first test was 68 points