The following table shows the data collected from a random sample of 100 middle school students on the number of hours they do household chores every week. there are 1500 students in the school. based on the sample proportion how many students in the school would be expecting do household chores for at least two hours every week

The answer is mathg.a.y

First step is to get rid of the square root. remember that a square root is the same as raising to the (1/2) power. see below: multiply exponents per exponent rules to get: remember you subtract exponents from the denominator and add exponents in the numerator so: simplify further: so a is the correct choice. if you don't understand this google exponent rules and it will you understand. look at the image results.