Mathematics, 22.08.2019 22:30 jskdkfjf
Asurveyor wants to know how many shoppers at a mall like to read books. he surveys 100 people coming out of a bookstore at the mall. why is the sample biased?
a.
there are not enough people in the sample.
b.
people who shop in bookstores are likely to read more books than those who do not.
c.
it is unlikely that people who shop in bookstores are interested in surveys.
d.
the surveyor did not sample the entire population at the mall.
Answers: 1
Mathematics, 21.06.2019 21:50
In a singing competition, there are 150 participants. at the end of each round, 40% of the participants are eliminated. how many participants are left after n rounds?
Answers: 1
Mathematics, 22.06.2019 00:20
Match the following reasons with the statements given to create the proof. 1. do = ob, ao = oc sas 2. doc = aob given 3. triangle cod congruent to triangle aob vertical angles are equal. 4. 1 = 2, ab = dc if two sides = and ||, then a parallelogram. 5. ab||dc if alternate interior angles =, then lines parallel. 6. abcd is a parallelogram cpcte
Answers: 2
Asurveyor wants to know how many shoppers at a mall like to read books. he surveys 100 people coming...
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