Andrea drove 50miles/hour
refer to pic for working
refer to pic for working
If it takes Joshua 34 minutes to complete her homework assignment for 10 problems write the two variable line equation that repr
1 answer:
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Answer:
Mean = 30
standard Deviation = 2.74
Step-by-step explanation:
Formula
mean = np
Standard Deviation =
from the question = 40
P = 75% or 0.75
q = 1 - p = 1 - 75% or 1 - 0.75
To find mean
mean = 40 x 0.75
= 30
For Standard Deviation (SD)
Standard Deviation =
=
=
:. Standard Deviation = 2.74