A marketing firm is studying consumer preferences for winter fashions. From a population of women aged 18 to 21 years, a random sample of 100 women was selected in the month of January. Three more similar random samples were conducted during the months of March, June, and September. What is the number of samples?

we say the number of samples is 4

Step-by-step explanation:

Given data

sample = 100

total sample conduct = 4 time

to find out

What is the number of samples

solution

we know that sample size for each month is 100

4 time sample taken January, march, June and September.

so that no of people sample is = 4 * 100 = 400

so that for number is sample is 400 / 100

so we say the number of samples is 4