Mathematics, 26.03.2021 19:20 dezmondpowell
A class of 20 seventh graders wants to estimate the proportion of middle school students who play a sport outside of school. Each member of the class took a random sample of 10 middle school students and asked each student if he or she plays a sport outside of school. The dot plot represents the sample proportions. https://imagebank. illuminateed. com/imagebank/1184596
Answers: 2
Mathematics, 21.06.2019 18:40
2people are trying different phones to see which one has the better talk time. chatlong has an average of 18 hours with a standard deviation of 2 hours and talk-a-lot has an average of 20 hours with a standard deviation of 3. the two people who tested their phones both got 20 hours of use on their phones. for the z-scores i got 1 for the chatlong company and 0 for talk-a-lot. what is the percentile for each z-score?
Answers: 1
Mathematics, 21.06.2019 19:00
45 was divided by a power of ten to get 4.5. what power of ten was it divided by? people 4.5
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Mathematics, 21.06.2019 20:30
Solve each quadratic equation by factoring and using the zero product property. n^2 - 49 = 0
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Mathematics, 21.06.2019 21:00
Oliver read for 450 minutes this month his goal was to read for 10% more minutes next month if all of her medicine go how many minutes will you read all during the next two months
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A class of 20 seventh graders wants to estimate the proportion of middle school students who play a...
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