Question

How can you use random samples of populations to make predictions

Answer 1

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.

Answer 2

Answer:

Proportions which would be equal to the ratio from the sample equal to the ratio from the population.

Step-by-step explanation:

I find that Proportions are the easiest way.