202 40
40.2
60.4
575
628,5
668.5
713,5
the average weight of pumpkins
grown in Cedartown
the average weight of pumpkins
grown in Baytown
the mean absolute deviation
of the pumpkin weights in
Cedartown
the mean absolute deviation of
the pumpkin weights in Baytown

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.