Suppose you want to estimate the percentage of videos on YouTube that are cat videos. It is
Question:
Suppose you want to estimate the percentage of videos on YouTube that are cat videos. It is impossible for you to watch all videos on YouTube so you use a random video picker to select 1000 videos for you. You nd that 2% of these videos are cat videos. Determine which of the following is an observation, a variable, a sample statistic (value calculated based on the observed sample), or a population parameter.
(a) Percentage of all videos on YouTube that are cat videos.
(b) 2%.
(c) A video in your sample.
(d) Whether or not a video is a cat video.
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a Percentage of all videos on YouTube that are cat videos This is a population parameter ...View the full answer
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Related Book For 
OpenIntro Statistics
ISBN: 9781943450077
4th Edition
Authors: David Diez, Mine Çetinkaya-Rundel, Christopher Barr
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