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a sample of 100 adults

  • From Mathematics, Statistics
  • Due on 04 Nov, 2020 09:58:00
  • Asked On 04 Nov, 2020 09:58:58
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1.     A sample of 100 adults showed that their sleep time is 6.73 hours.  A common recommendation is that population adults should sleep 7 hours or more each night with a population standard deviation of 1.99 hours.  Use a 5% level of significance to test the claim the adult mean amount of sleep is less than 7 hours.

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[Solved] a sample of 100 adults

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  • Submitted On 04 Nov, 2020 01:23:29
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A sample of 100 adults showed that their sleep time is 6.73 hours. A commo...
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