Mathematics, 05.05.2020 04:10 mp515
(4 points) A cell phone company wants to determine what proportion of cell phone users have Android. A random sample of 238 cell phone users is surveyed by the Pew Research Center, 102 say they have an Android phone. Construct and interpret a 95% confidence interval for the proportion of cell phone users that have Android. State: What parameter are you estimating? At what confidence level? Plan: 1. Is it a categorical variable? If so, what are the 2 categories?
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(4 points) A cell phone company wants to determine what proportion of cell phone users have Android....
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