A company involved in a market research survey takes a random sample of 800 orders which were delivered in a given month
Posted: Thu Apr 28, 2022 7:30 am
A company involved in a market research survey takes a random
sample of 800 orders which were delivered in a given month. Of
these orders, 320 went to customers aged under 21. Estimate the
percentage of all the company's orders which went to this age group
during the month in question, with 95% confidence.
sample of 800 orders which were delivered in a given month. Of
these orders, 320 went to customers aged under 21. Estimate the
percentage of all the company's orders which went to this age group
during the month in question, with 95% confidence.