Diagnostic Test
То
28
In a 5-kilometer race, the average finishing time was 33 minutes,...
Mathematics, 07.06.2021 04:10 a897coleman
Diagnostic Test
То
28
In a 5-kilometer race, the average finishing time was 33 minutes, with a standard deviation of 2 minutes. What percentage of the
racers finished in 29 minutes or less?
Note: Assume that a Normal model is appropriate for the distribution of finishing times.
ОА.
about 16%
ОВ.
about 97.5%
Ос.
about 2.5%
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Answers: 3
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