Mathematics, 04.03.2021 22:50 lechinastarks317
PLZ HELP I WILL GIVE BRANLIEST
Myrna wants to know how many pairs of jeans middle school students own. She did not have time to ask all 257 middle school students, so she surveyed a random sample of 25 students. The results below display the number of pairs of jeans each surveyed student owns.
3, 4, 2, 1, 3, 1, 2, 4, 2, 3, 1, 2, 4, 2, 3, 2, 2, 6, 1, 1, 2, 4, 1, 1, 2
The mean of her data is 2.36 pairs of jeans. From the given data and the calculated mean, which inference could Myrna make?
A. All middle school students own jeans.
B. The average middle school student owns around two pairs of jeans.
C. Most seventh-grade students prefer cargo pants to jeans.
D. An average middle school student owns three or more jeans.
Answers: 3
Mathematics, 21.06.2019 13:10
Aresearch company wants to test the claim that a new multivitamin to improve short term memory. state the objective of the experiment, suggest a population, determine the experimental and control groups, and describe a sample procedure.
Answers: 2
Mathematics, 21.06.2019 16:50
The parabola y = x² - 4 opens: a.) up b.) down c.) right d.) left
Answers: 1
Mathematics, 21.06.2019 19:30
Asurvey of 45 teens found that they spent an average of 25.6 hours per week in front of a screen (television, computer, tablet, phone, based on the survey’s sample mean, which value could be the population mean? 2.3 hours 27.4 hours 75.3 hours 41.5 hours
Answers: 1
PLZ HELP I WILL GIVE BRANLIEST
Myrna wants to know how many pairs of jeans middle school students o...
History, 11.02.2021 18:50
Mathematics, 11.02.2021 18:50
Social Studies, 11.02.2021 18:50
Mathematics, 11.02.2021 18:50
Computers and Technology, 11.02.2021 18:50
Mathematics, 11.02.2021 18:50
Mathematics, 11.02.2021 18:50
Mathematics, 11.02.2021 18:50
Mathematics, 11.02.2021 18:50
Mathematics, 11.02.2021 18:50
Chemistry, 11.02.2021 18:50
Mathematics, 11.02.2021 18:50
Mathematics, 11.02.2021 18:50