Based on the table, which best predicts the end behavior of the graph of f(x)?
O As X -
- 00, f(x) — 00, and as x = -00, f(x) – 00.
O As X – cox
00, f(x) – oo, and as X - -00, f(x) + -o.
As x , f(x) – -oo, and as x - -oo, f(x) – 00.
As x – 00, f(x) = -00, and as X -
-oo, and as X = -00, f(x) = -0.

1. according to the internal revenue service, the mean tax refund for the year 2007 was $2,708. assume the standard deviation is $650 and that the amounts refunded follow a normal probability distribution. a. what percent of the refunds are more than $3,000? b. what percent of the refunds are more than $3,000 but less than $4,000? c. what percent of the refunds are less than $2,000?