Answer:
Step-by-step explanation:
Answer:
Factoring in groups is like breaking it apart piece by piece and takes more steps.
Factoring the difference of two squares takes few steps and is easier.
Answer:
Step-by-step explanation:
From the question we are told that:
Sample size 157
Sample mean
Generally the equation for Standard deviation is mathematically given by
Therefore
Answer:
Answer is 4 3/5
Step-by-step explanation:
Rewriting our equation with parts separated
=1+15+3+25
Solving the whole number parts
1+3=4
Solving the fraction parts
15+25=35
Combining the whole and fraction parts
4+35=435
Answer:
A
Step-by-step explanation: