KENNEDY O.

asked • 02/23/14

based on venn diagram

A market researcher investigating preference for 3 brands of beverages coffee, tea and cocoa in Kisumu city gathered the following information. From a sample of 800 consumers, 230 took coffee, 245 took tea and 325 took cocoa. 30 took all three beverages, 70 took coffee and cocoa, 110 took coffee only while 185 took cocoa only.

Required:

i.                    Present the above information in a venn diagram                                            

ii.                  Find the number of customers who took tea only

iii.                Find the number of customers who took tea and coffee only

iv.                Find the number of customers who took none of the beverages.

 

1 Expert Answer

By:

Arthur D. answered • 02/23/14

Effective Mathematics Tutor

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.

OR

Find an Online Tutor Now

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