The number in parentheses gives the number of times at bat for each player for each year.
batting average (# of times at bat)
1995
1996
derek 0.251 (45 times at bat) 0.313 (575 times at bat)
david 0.254 (415 times at bat) 0.320 (145 times at bat)
(a) what are the averages of the two batting averages for derek (derek) and david (david)? do not use a weighted average, just t
averages. round your answers to 3 decimal places.
xderek =
*david
(b) who had the higher average batting average using the non-weighted average?
derek
david
(c) using a weighted average, calculate the average batting averages for derek (xderek) and david (david). round your answers to
xderek =
david =
(d) who had the higher average batting average using the weighted average
derek
david