menu
Qamnty
Login
Register
My account
Edit my Profile
Private messages
My favorites
Out of the 80 customers surveyed, 65 of them liked the IPhone the most. If 500 people were given the same survey, predict how many would prefer an IPhone?
Ask a Question
Questions
Unanswered
Tags
Ask a Question
Out of the 80 customers surveyed, 65 of them liked the IPhone the most. If 500 people were given the same survey, predict how many would prefer an IPhone?
asked
Feb 17, 2019
100.0k
views
2
votes
Out of the 80 customers surveyed, 65 of them liked the IPhone the most. If 500 people were given the same survey, predict how many would prefer an IPhone?
Mathematics
middle-school
Danny Ocean
asked
by
Danny Ocean
7.4k
points
answer
comment
share this
share
0 Comments
Please
log in
or
register
to add a comment.
Please
log in
or
register
to answer this question.
1
Answer
4
votes
406 would be expected to prefer the iPhone.
Based on the survey, the probability that someone would prefer an iPhone is 65/80. Multiplying this probability by 500, we have
65/80(500) = 406.25 ≈ 406.
Dumpen
answered
Feb 22, 2019
by
Dumpen
8.6k
points
ask related question
comment
share this
0 Comments
Please
log in
or
register
to add a comment.
← Prev Question
Next Question →
No related questions found
Ask a Question
Welcome to Qamnty — a place to ask, share, and grow together. Join our community and get real answers from real people.
Categories
All categories
Mathematics
(3.7m)
History
(955k)
English
(903k)
Biology
(716k)
Chemistry
(440k)
Physics
(405k)
Social Studies
(564k)
Advanced Placement
(27.5k)
SAT
(19.1k)
Geography
(146k)
Health
(283k)
Arts
(107k)
Business
(468k)
Computers & Tech
(195k)
French
(33.9k)
German
(4.9k)
Spanish
(174k)
Medicine
(125k)
Law
(53.4k)
Engineering
(74.2k)
Other Questions
How do you can you solve this problem 37 + y = 87; y =
What is .725 as a fraction
How do you estimate of 4 5/8 X 1/3
Twitter
WhatsApp
Facebook
Reddit
LinkedIn
Email
Link Copied!
Copy
Search Qamnty