Do you have to regroup to find 523-141 explain
2 answers:
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6.75$ you take the percent divided by 100
that gets its it in decimal form
multiply that number by the original price
that gets its it in decimal form
multiply that number by the original price
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