3 years ago

If the outliers are not included, what is the mean of the data? 76,79,80,82,50,78,83,79,81,82.

1 answer:

4 0

50 is the only outlier so take 50 out of the set then add the other 9 data points and divide by 9.
76 + 79 + 80 + 82 + 78 + 83 + 79 + 81 + 82 = 720 / 9 = 80

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Yes, $\frac{\pi }{2}$ is a solution

Step-by-step explanation:

Recall that $sin(\frac{\pi }{2})=1$ . By replacing $\frac{\pi }{2}$ in the given trigonometric equation, we get 0 (zero) as a result, so this value is a solution: