Mathematics, 24.06.2019 19:00 jasminer257
Jill had a list of 14 test scores for which she had calculated the mean. she then realized that she had forgotten to add in the bonus, which everyone got correct, so she added five points to all the grades. what happened to the mean? a) the mean fell 5 points b) the mean rose 5 points c) it cannot be determined d) the mean stayed the same
Answers: 1
Mathematics, 21.06.2019 15:20
Compare the subtraction problems 6/8 - 5/8 = 1/8 and 6/9 - 7/9 = 1/9 why is the answer to the first problem positive and the answer to the second problem negative
Answers: 1
Mathematics, 21.06.2019 18:00
Agroup of students want to create a garden. they do not know the exact measurements but they propose using a variable to represent the length and width of the garden. the length of the garden is 10 feet longer than double the width. use a single variable to write algebraic expressions for both the length and width of the garden. write an algebraic expression for the area of the garden. use mathematical terms to describe this expression.
Answers: 3
Jill had a list of 14 test scores for which she had calculated the mean. she then realized that she...
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