Answer: 20%
Step-by-step explanation:
3 squared becomes 9. 9-7 equals 2, which is the final answer.
Answer: This does not represent an SRS because each group of patients chosen does not have an equally likely chance of being chosen.
The substitution property of equality, one of the eight properties of equality, states that if x = y, then x can be substituted in for y in any equation, and y can be substituted for x in any equation.
