Mathematics, 23.08.2021 16:10, 21briannamtimms
Josh and Adelina are staff members for a political candidate. They are considering hiring callers who will call voters and ask for donations. Josh and Adelina define X XX as the amount donated by a given voter they call. Based on data from their volunteer callers, the expected value of X XX is E ( X ) = $ 18.07 E(X)=$18.07E, left parenthesis, X, right parenthesis, equals, dollar sign, 18, point, 07. Adelina says, "For every 100 100100 voters we call, we can expect to bring in about $ 1 , 807 $1,807dollar sign, 1, comma, 807 in total donations." Josh says, "If we call a very large number of voters, the average donation will be close to $ 18.07 $18.07dollar sign, 18, point, 07."
Answers: 3
Mathematics, 21.06.2019 17:30, neverfnmind
James adds two numbers a + b. sally adds the same two numbers but reverse the order b + a what property of addition assures us that james and sally will get the same sum
Answers: 2
Mathematics, 21.06.2019 21:30, alegora78
He ! a group of farmers planned to clean 80 acres of wheat per day to finish the work on schedule. right before the work started, they received a new piece of machinery that them clean 10 more acres per day than originally planned. as a result of increased productivity in the last day before the deadline they only had to clean 30 acres. how many acres of wheat did the group of farmers have to clean?
Answers: 1
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