Mathematics, 22.07.2019 23:30 youngking123
In a psychology class, 55 students have a mean score of 97.6 on a test. then 18 more students take the test and their mean score is 70. what is the mean score of all of these students together? round to one decimal place. mean of the scores of all the students =
Answers: 1
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Mathematics, 21.06.2019 23:30
Sally deposited money into a savings account paying 4% simple interest per year.the first year,she earned $75 in interest.how much interest will she earn during the following year?
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In a psychology class, 55 students have a mean score of 97.6 on a test. then 18 more students take t...
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