Mathematics, 02.03.2021 20:50 megankbrown
Tanya wants to determine the average number of books that students in her school read each month. She decides that she will collect a sample of responses from 25 students in her school. Which sampling method below would be the best way to collect her data?
1 Ask the first 25 students she sees on a Monday morning
2 Ask the students in her eighth-grade homeroom
3 Ask the students in the after-school book club
4 Assign each student in the school a number, randomly choose 25 numbers, and ask those students
Answers: 3
Mathematics, 21.06.2019 15:00
1. there are 25 students who started computer programming in elementary school and 25 students who started computer programming in middle school. the first group had a mean final project grade of 95% and the second group had a mean final project grade of 92%. the line plot shows the differences after 10 rerandomizations. determine whether the difference in the means of the two groups is significant based on the line plot. explain your answer.
Answers: 1
Mathematics, 21.06.2019 19:30
Liz had 140 pens and inna had 100 pens. after inna gave liz some pens, liz had 3 times as many pens as inna. how many pens did inna give liz?
Answers: 2
Mathematics, 21.06.2019 20:30
Janet is rolling a number cube with the numbers one through six she record the numbers after each row if she rolls of keep 48 times how many times should she expect to roll a 4
Answers: 1
Mathematics, 21.06.2019 21:00
Campus rentals rents 2 and 3 bedrooms apartments for $700 ans $900 a month respectively. last month they had six vacant apartments and reported $4600 in lost rent. how many of each type of apartment were vacant?
Answers: 1
Tanya wants to determine the average number of books that students in her school read each month. Sh...
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