can someone help me by looking at the picture above??
1. find the mean amount
charged = $ ?

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Work Shown:
To find the average price, we will add up the 9 values in column 2 to get
120+272+358+328+406+392+530+592+610 = 3,608
Then divide that total by 9 since there are 9 values we added up
We get the average to be (3,608)/9 = 400.888 which is approximate. This rounds to 400.89
Side note: It's a bit strange how your teacher mentions "charge in pounds" but then uses a dollar sign.
Step-by-step explanation:
To find the mean, you add all the numbers together then divide by the number of numbers.
Charge : 120+272+358+328+406+392+530+592+610=3608/9=400.888888 =400.89 dollars