Mathematics, 24.10.2020 08:50 jamarengle2
Ms. Russell has 31 students in her class. There are 14 boys and 17 girls. What fraction represents the number of girls in her class.
Answers: 1
Mathematics, 21.06.2019 15:00
Jeffery conducted a survey in his school and found that 30 of the 50 eighth grade students' favorite subject is mathematics. based on the results, jeffery concluded that out of the 200 students in his school, 120 students' favorite subject is mathematics. select the statement that is true about jeffery's conclusion. a. jeffery's conclusion is not valid because the sample was biased since only 200 students were surveyed. b. jeffery's conclusion is valid because the sample was random since all of the students were eighth grade students. c. jeffery's conclusion is valid because the sample was random. d. jeffery's conclusion is not valid because the sample was biased since all of the students were eighth grade students.
Answers: 2
Mathematics, 21.06.2019 15:00
The head librarian at the library of congress has asked her assistant for an interval estimate of the mean number of books checked out each day. the assistant provides the following interval estimate: from 740 to 920 books per day. what is an efficient, unbiased point estimate of the number of books checked out each day at the library of congress?
Answers: 3
Mathematics, 21.06.2019 19:00
Find the equation of the line with slope =8 and passing through (6,53) write your equation in the form y=mx+b
Answers: 1
Mathematics, 21.06.2019 20:00
Marcus and cody both leave the park at the same time, but in opposite directions. if cody travels 6 mph faster than marcus and after 4 hours they are 64 miles apart, how fast is each traveling? solve using rare times time = distance.
Answers: 1
Ms. Russell has 31 students in her class. There are 14 boys and 17 girls. What fraction represents t...
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