PLEASE HELP!
Kk Graphical Analysis In Exercises 11-16, determine whether the graph could
represent a variable with a normal distribution. Explain
your reasoning. If the graph
appears to represent a normal distribution, estimate
the mean and standard deviation.
11.
12.
45 46 47 48 49 50 51 52
13.
14.
15.
15 16 17 18 19 20 21 22
AM
16.
10 11 12 13 14 15 16 17
8 9 10 11 12 13 14 15