For problems 1 and 2, WXYZ ~ MNOP. 9
M M
1. Find the scale factor.
12
w
Х
8
Z
X
N
12
128°
o
Y
9

2. Find the values of each variable. Show all work!
x=
y=
z=

Match each expression with its simplified form.

The random variable x is the number of occurrences of an event over an interval of ten minutes. it can be assumed that the probability of an occurrence is the same in any two-time periods of an equal length. it is known that the mean number of occurrences in ten minutes is 5.3. the appropriate probability distribution for the random variable

What numbers are included in the set of integers? what numbers are not included?