Facebook Time You want to estimate the mean amount of time Internet users spend on Facebook each
Question:
Facebook Time You want to estimate the mean amount of time Internet users spend on Facebook each month. How many Internet users must be surveyed in order to be 95% confident that your sample mean is within 15 minutes of the population mean? Based on results from a prior Nielsen survey, assume that the standard deviation of the population of monthly times spent on Facebook is 210 min. What is a major obstacle to getting a good estimate of the population mean?
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Related Book For
Elementary Statistics Using Excel Pearson New
ISBN: 978-1292041766
5th Edition
Authors: Mario F Triola
Question Posted: