A survey of a group of students revealed that 85% have a mobile phone, 60% have an
Question:
A survey of a group of students revealed that 85% have a mobile phone, 60% have an MP3 player and 5% have neither phone nor MP3 player. a Find the proportion of students who have both gadgets. b Draw a Venn diagram to represent this information. Given that a randomly selected student has a phone or an MP3 player, e find the probability that the student has a mobile phone.
AppendixLO1
Step by Step Answer:
Related Book For
Edexcel As And A Level Modular Mathematics Statistics 1
ISBN: 978-0435519124
1st Edition
Authors: Keith Pledger Et Al
Question Posted: