Can anyone answer this??
...
Answers: 2
Mathematics, 21.06.2019 15:30
Abike shop sells you a bicycle for $63 and a helmet for $21. the total cost is 150% of what the shop spent originally. how much did the shop spend originally? how much profit did the bike shop earn by selling the bicycle and helmet to you ?
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
Mathematics, 21.06.2019 20:50
An automobile assembly line operation has a scheduled mean completion time, μ, of 12 minutes. the standard deviation of completion times is 1.6 minutes. it is claimed that, under new management, the mean completion time has decreased. to test this claim, a random sample of 33 completion times under new management was taken. the sample had a mean of 11.2 minutes. assume that the population is normally distributed. can we support, at the 0.05 level of significance, the claim that the mean completion time has decreased under new management? assume that the standard deviation of completion times has not changed.
Answers: 3
Mathematics, 21.06.2019 23:00
Find the distance between c and d on the number line c=3 and d=11
Answers: 1
Computers and Technology, 03.12.2020 03:00
Health, 03.12.2020 03:00
Mathematics, 03.12.2020 03:00
Mathematics, 03.12.2020 03:00
Mathematics, 03.12.2020 03:00
Mathematics, 03.12.2020 03:00
English, 03.12.2020 03:00
History, 03.12.2020 03:00
Mathematics, 03.12.2020 03:00
English, 03.12.2020 03:00
Mathematics, 03.12.2020 03:00
English, 03.12.2020 03:00
Mathematics, 03.12.2020 03:00
Mathematics, 03.12.2020 03:00
Mathematics, 03.12.2020 03:00
Mathematics, 03.12.2020 03:00
English, 03.12.2020 03:00