Answer:
The standard deviations is
Step-by-step explanation:"
Given mean female height = 64 inches and standard devaiton = 3 inches and 69 inches tall is Sally.
We know the distance of a data point from:
Z =
=
So the standard deviations is
Answer:
0.25in.
Step-by-step explanation:
5÷20=0.25in.
Answer: the third one
Step-by-step explanation: bcuz I’m Albert instine ;)
Y = 3.5x + 6
Shows the 6 inital fee plus the 3.50 for each pound
Answer:
2x-1=x+1
2x-x=x
1+1=2
x=2
Knowing x's value, we substitute it with the equations
y=x+1
y=2+1
or y=2x-1
y=2(2)-1
y=4-1
y=3
(2,3) are your coordinates :D