The following table shows the distribution of the ages of Snapchat users in December 2016 (statista.com). The

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The following table shows the distribution of the ages of Snapchat users in December 2016 (statista.com). The table also shows the observed frequencies from a random sample of Snapchat users for 2018.

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a. Using ? = 0.05, perform a chi-square test to determine if the ages of Snapchat users changed from 2016 to 2018.

b. What conclusions about a Snapchat user?s age can be made based on this sample?

Distribution
The word "distribution" has several meanings in the financial world, most of them pertaining to the payment of assets from a fund, account, or individual security to an investor or beneficiary. Retirement account distributions are among the most...
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Business Statistics

ISBN: 9780134685267

3rd Edition

Authors: Robert A. Donnelly

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