Answer:
You can use proportions by settling the ratio from the sample equal to the ratio from the population.
Explanation:
For Example is 3 out of 50 phones in a sample are defective, then an estimated 60 out of 1000 phones in a population are defective. this can be found by solving the proportion 3/50=x/1000 where x is the estimated number of defective phones in the population.
<span> the answer is 0.15625</span>
Answer:
2.8%
Step-by-step explanation:
(7.4 - 7.2) / 7.2 =
0.2 / 7.2 =
2.7777777777778%
Answer:172.5
Step-by-step explanation:Xoxo
Answer:
substitute y = 4 into the expression⇒(2×4)+3=8+3=11
Step-by-step explanation:
