Mrs. liang, the librarian, wants to compare the numbers of
patrons who prefer e-books to paper...
Mathematics, 14.07.2019 22:10 BIKRAMlawati9684
Mrs. liang, the librarian, wants to compare the numbers of
patrons who prefer e-books to paperback books. she
decides to take a poll of every third adult with a child who
arrives at the library for one of the four reading groups:
toddlers, preschoolers, primary grades, and upper
elementary. which statement is true about her method of
data collection?
a) it is not balanced because it is less likely to include
teens, young adults, and senior citizens in the patron
population
b) it is balanced because she is polling four different
reading groups, which include all types of people
Answers: 2
Mathematics, 21.06.2019 18:00
Suppose sat writing scores are normally distributed with a mean of 497 and a standard deviation of 109. a university plans to award scholarships to students whose scores are in the top 2%. what is the minimum score required for the scholarship? round your answer to the nearest whole number, if necessary.
Answers: 2
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