Question: Market-share-analysis company Net Applications monitors and reports on Internet browser usage. According to Net Applications, in the summer of 2020, Google's Chrome browser exceeded a
Market-share-analysis company Net Applications monitors and reports on Internet browser usage. According to Net Applications, in the summer of 2020, Google's Chrome browser exceeded a 20% market share for the first time, with a 25% share of the browser market (Forbes website). For a randomly selected group of 20 Internet browser users, answer the following questions using Microsoft Excel. Compute the probability that exactly 8 of the 20 Internet browser users use Chrome as their internet browser (to 4 decimals). Compute the probability that at least 5 (i.e., 5 and more) of the 20 internet browser users use Chrome as their Internet browser (to 4 decimals). For the sample of 20 Internet browser users, compute the expected number of Chrome users. For the sample of 20 Internet browser users, compute the variance and standard deviation for the number of Chrome users: Variance (to 2 decimals) Standard Deviation (to 4 decimals)
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