Social log-ins involve recommending or sharing an article that you read online. According to Janrain (T. Wayne,

Question:

Social log-ins involve recommending or sharing an article that you read online. According to Janrain ("T. Wayne, One Log-In Catches on for Many Sites," The New York Times, May 2, 2011, p. B2), in the first quarter of 2011, 35% signed in via Facebook compared with 31% for Google.
If a sample of 10 social log-ins is selected, what is the probability that
a. More than 4 signed in using Facebook?
b. More than 4 signed in using Google?
c. None signed in using Facebook?
d. What assumptions did you have to make to answer (a) through (c)?
Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For  book-img-for-question

Statistics For Managers Using Microsoft Excel

ISBN: 772

7th Edition

Authors: David M. Levine, David F. Stephan, Kathryn A. Szabat

Question Posted: