Question

practice calculating the mean of a data set.

month | money
january | $150
february | $95
march | $210
april | $45
may | $55
june | $165

bian is keeping track of the money she saves every month for college. find the mean amount of money bian saves every month.
first, find the total amount of money. $dropdown
second, find the total number of months. dropdown
the mean, or average, is found by dividing dropdown by dropdown.
the average amount of money that bian saves every month is $dropdown with options 6, 120, 720

Explanation:

Step1: Calculate total amount of money

Add up the amounts: \(150 + 95+210 + 45+55 + 165\)

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Step2: Determine number of months

Count the months (January - June), so \(n = 6\)

Step3: Compute the mean

Mean \(=\frac{\text{Total amount}}{\text{Number of months}}=\frac{720}{6}=120\)

Answer:

First, find the total amount of money. \(\$720\)
Second, find the total number of months. \(6\)
The mean, or average, is found by dividing \(720\) by \(6\).
The average amount of money that Bian saves every month is \(\$120\)