Question

group a:
trial 1: 11.1 ml, trial 2: 12.4 ml, trial 3: 11.0 ml, trial 4: 11.9 ml (via zoom in)
group b:
trial 1: 16.8 ml, trial 2: 17.1 ml, trial 3: 17.0 ml, trial 4: 17.2 ml

1. what is the average of group a’s data?

type a response

Explanation:

Step1: Sum the data values

The data for Group B is 16.8 mL, 17.1 mL, 17.0 mL, and 17.3 mL. The sum is $16.8 + 17.1 + 17.0 + 17.3 = 68.2$.

Step2: Divide by the number of trials

There are 4 trials. The average is $\frac{68.2}{4} = 17.05$.

Answer:

17.05