If two angles have the same measure, then they are right angles true or false
2 answers:
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Answer:
<h2>The mean is 26666.67 and the standard deviation is 372919430.33.</h2>Step-by-step explanation:
The mean means the average of the numbers.
The mean will be .
The differences of the earnings from the mean are 1666.67, 26997.33, 33997.33.
Squaring the numbers we get, 2777788.89, 728855827.13, 1155818447.12.
We need to find the mean of the above numbers to get the standard deviation.
Thus, the standard deviation is .