A survey among freshmen students at a certain university revealed that the number of sodas consumed during the first week of school wasnormally distributedwith mean

= 11andstandard deviation

= 3.

a.Which of the following shapes represent thenormally distributedsoda consumption:

1. Curve soda consumption skew to the left

2. Bell-shape soda consumption distribution curve.

3. Curve soda consumption skew to the right.

Select thenumberof the graph that best describes thenormally distributedsoda consumption

b.Whatproportion of students consumed more than 5 sodas?Give your answer using two decimal places.