Question: The data in the attached file fballweight.txt are the weights in pounds and the positions of the players on the 2000-2001 football team at Florida State University. The positions are quarterback (QB), running back (RB), offensive line (OL), wide receiver (WR), tight end (TE), kicker (K), defensive back (DB) and defensive line (DL). The data set contains 90 observations on two variables: the quantitative variable weight and the character variable position.

a) (7pts) Find the mean, standard deviation, median, first and third quartile, min and max.

b) (5pts) Plot the histogram of the weights.