• 0

consumption of tea and coffee in Drinkville

Question

Posted · Report post

Two surveys were published by two separate marketing organisations on consumption of tea and coffee in Drinkville.

The first organisation interviewed 100 people and the results showed that

78 of them drink coffee

71 of them drink tea

48 of them drink both coffee and tea.

The second organisation interviewed 115 people and the results showed that

91 of them drink coffee

82 of them drink tea

58 of them drink both coffee and tea

Which of these two results are not correct? Justify your answer

0

Share this post


Link to post
Share on other sites

4 answers to this question

  • 0

Posted · Report post

Survey 1. It lists at least 101 people:

78 drink coffee and 23 don't; 71 drink tea and 30 don't.

0

Share this post


Link to post
Share on other sites
  • 0

Posted · Report post

I agree with bonanova

0

Share this post


Link to post
Share on other sites
  • 0

Posted · Report post

Ya think maybe we just did someone's homework problem? ;)

0

Share this post


Link to post
Share on other sites
  • 0

Posted (edited) · Report post

Survey 1. It lists at least 101 people:

78 drink coffee and 23 don't; 71 drink tea and 30 don't.

....never mind :) Edited by BMAD
0

Share this post


Link to post
Share on other sites

Create an account or sign in to comment

You need to be a member in order to leave a comment

Create an account

Sign up for a new account in our community. It's easy!


Register a new account

Sign in

Already have an account? Sign in here.


Sign In Now

  • Recently Browsing   0 members

    No registered users viewing this page.