Concept explainers
(a)
To obtain: The
To interpret: The probability that accurately 15 of those Americans who are observed for the study think that the state of morals is not good is 0.052
(b)
To obtain: The probability that not more than 10 of those Americans who are observed for the study think that the state of morals is not good
To interpret: The probability that not more than 10 of those Americans who are observed for the study think that the state of morals is not good is 0.3842.
(c)
To obtain: The probability that more than 16 of those measured think that the state of morals is not good
To interpret: The probability that more than 16 of those Americans who are observed for the study think that the state of morals is not good is 0.0174.
(d)
To obtain: The probability that 13 or 14 of those Americans who are observed for the study think that the state of morals is not good
(e)
To conclude: The probability that 20 or more of those measured think that the state of morals is not good is unusual
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Statistics: Informed Decisions Using Data (5th Edition)
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