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2.10 x and s by Hand. Radon is a naturally occurring gas and is the second leading cause of lung cancer in the United States.9 It comes from the...

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a) Mean = (6.2+12.8+7.6+15.4)/4 = 10.5 b) Variance = ((10.5-6.2)^2... View the full answer

1 comment
  • Happy to clear any doubts. Thanks!
    • Opstratsman
    • Jan 21, 2018 at 1:49pm

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