Graph the relation in the table. then use the vertical-line test. is the relation a function? type your answer in the blank to the left.

x y
–3 –4
0 5
1 –5
3 1

a.
the relation is not a function.

b.
the relation is not a function.
c.
the relation is a function.
d.
the relation is a function.

Given a normal distribution with µ =50 and σ =4, what is the probability that 5% of the values are less than what x values? between what two x values (symmetrically distributed around the mean) are 95 % of the values? instructions: show all your work as to how you have reached your answer. don’t simply state the results. show graphs where necessary.