Anna H.

asked • 10/16/16

Ratio and stratified sample

The ratio of children to adult visitors is 2:3. The ratio of adults to senior citizen visitors is 4:5. A stratified sample of 70 is to be taken from the visitors to the theatre. How many senior citizens should be in the sample?

1 Expert Answer


Still looking for help? Get the right answer, fast.

Ask a question for free

Get a free answer to a quick problem.
Most questions answered within 4 hours.


Find an Online Tutor Now

Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.