Mathematics, 26.06.2020 21:01 reycaden
Steve and Karla are studying the text messaging habits of middle school students. They collected data about the number of messages sent daily by students in two school districts. The box plots show their results. Which statements about the data sets are true? The IQR of Karlaās data is 13. The IQR of Steveās data is 16. The difference of the medians is about half the interquartile range of either data set. The difference of the medians is about twice the interquartile range of either data set.
Answers: 2
Mathematics, 21.06.2019 16:00
What is the standard deviation of the following data set rounded to the nearest tenth? 3, 17, 18, 15, 12, 21, 9
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Mathematics, 22.06.2019 02:20
The students at jefferson middle school are raising money for a charity by selling t-shirts and hats. the number of t-shirts sold was 3 times the number of hats. the profit was $5 for each t-shirt sold and $2.50 for each hat sold. the students raised $840 for the charity. they used the system below to analyze their success and found the solution to be (144, 48). 5x+2.50y=840 x=3y how much did they earn from t-shirt sales?
Answers: 2
Mathematics, 22.06.2019 03:00
Step by step explanation pls for 10 pts the length of a rectangular board is 3 feet less than twice its width. a second rectangular board is such that each of its dimensions is the reciprocal of the corresponding dimensions of the first rectangular board. if the perimeter of the second board is one-fifth the perimeter of the first, what is the perimeter of the first rectangular board?
Answers: 1
Mathematics, 22.06.2019 03:30
Sections of prefabricated wood are each 5 1/3 feet long. how long are 7 1/2 sections placed end to end?
Answers: 1
Steve and Karla are studying the text messaging habits of middle school students. They collected dat...
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