Mathematics, 23.09.2019 08:00 KillerSteamcar
Evelyn goes to a middle school that includes grades 6, 7, and 8. she wants to estimate the percentage of students in the school who ride the bus to school. she selects a random sample of 200 students to survey who are attending an after-school activity. she determines that 38% of the students at the activity ride the bus to school.
which statement about evelyn's sample is true?
a. the sample is the percentage of students who ride the bus.
b. the sample might not be representative of the population because it only includes students who are attending an after-school activity.
c. the sample shows that exactly 38% of the students in the school ride the bus.
Answers: 2
Mathematics, 21.06.2019 16:30
If c(x) = 4x – 2 and d(x) = x2 + 5x, what is (cxd)(x)
Answers: 2
Mathematics, 21.06.2019 20:10
Ascientist has discovered an organism that produces five offspring exactly one hour after its own birth, and then goes on to live for one week without producing any additional offspring. each replicated organism also replicates at the same rate. at hour one, there is one organism. at hour two, there are five more organisms. how many total organisms are there at hour seven? 2,801 19,531 19,607 97.655
Answers: 1
Evelyn goes to a middle school that includes grades 6, 7, and 8. she wants to estimate the percentag...
Mathematics, 28.08.2019 06:00
Physics, 28.08.2019 06:00
Chemistry, 28.08.2019 06:00
History, 28.08.2019 06:00
History, 28.08.2019 06:00
Biology, 28.08.2019 06:00
Mathematics, 28.08.2019 06:00
Mathematics, 28.08.2019 06:00
Mathematics, 28.08.2019 06:00
History, 28.08.2019 06:00
Health, 28.08.2019 06:00
Health, 28.08.2019 06:00
English, 28.08.2019 06:00
Health, 28.08.2019 06:00
Social Studies, 28.08.2019 06:00