Mathematics, 16.10.2020 04:01 navleen4owjrk1
For a 4-units class like Statistics, students should spend average of 12 hours studying for the class. A survey was done on students, and the distribution of total study hours per week is bell-shaped with a mean of 14 hours and a standard deviation of 3 hours.
Use the Empirical Rule to answer the following questions.
a) 68% of the students have study hours that are between
___and
c) What percentage of the students have study hours that are below 23? ___%
Answers: 1
Mathematics, 21.06.2019 21:30
Two friends are reading books. jimmy reads a book with 21,356 words. his friend bob reads a book with one-and-a-half times as many words. which expression represents the number of words bob reads?
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Mathematics, 21.06.2019 22:30
Gabrielle's age is two times mikhail's age. the sum of their ages is 84. what is mikhail's age?
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For a 4-units class like Statistics, students should spend average of 12 hours studying for the clas...
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