Megan is shopping at a store that sells jewelry, scarves, and purses. The cost of all of the items at the store includes tax. Me
1 answer:
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Answer:
s = 19.7
Step-by-step explanation:
First we need to calculate the mean x' of the sample as:
We sum all the scores and divide them by the number of scores.
Then, the standard deviation s is calculated as:
We square every score less the mean, sum every value, then divide that by the number of scores less 1 and finally, we calculate the square root.
So, the standard deviation of the sample is 19.7
other
It's the graph of the function
Look at the picture.
