## Basic College Mathematics (9th Edition)

The mean number of flu vaccinations in a day is $144.7$.
Solve for the mean by adding the nine numbers together then dividing the result by $9$: Number of flu vaccinations in a day $=\dfrac{122+135+146+159+128+147+168+139+158}{9}=\dfrac{1302}{9}\approx 144.7$