What is the approximate area of the shaded region? 178.5 square meters 42.14 square meters 13.76 square meters 21.5 square centimeters hurry i will mark brainliest

Given the following sampling distribution of one mean with a sample size 49, from a normally distributed population,find the population standard deviation, o.79828588912497

Is the power produced directly proportional to the wind speed, give reasons for your answer?

Pllz me also i will report if you are in for the 1. complete the table by converting each decimal to a fraction. repeating decimals. 0.31 0.125 0.1607 2. describe any patterns you noticed when converting the decimals in the table above.