Mathematics, 17.01.2020 01:31 nicolemillan20
Maria hosts a radio show. she must play 14 commercials during her one-hour radio show. each commercial is either one half-minute or one minute long. if the total commercial time during that hour is 10 minutes, graph the system to find how many commercials of each type maria needs to play.
Answers: 3
Mathematics, 21.06.2019 18:30, leobaut6145
Apsychology student wishes to investigate differences in political opinions between business majors and political science majors at her college. she randomly selects 100 students from the 260 business majors and 100 students from the 180 political science majors. does this sampling plan result in a simple random sample? why or why not? no, because each group of 200 students in the sample does not have the same chance of being selected. yes, because each group of 200 students in the sample has the same chance of being selected. no, because each individual student does not have an equal chance of being selected. yes, because each individual student has the same chance of being selected.
Answers: 1
Mathematics, 22.06.2019 04:30, thejusticeleaf
Ribbon a is 1/3 meters long. it is 2/5 meters shorter than ribbon b. what's the total length of 2 ribbons?
Answers: 1
Maria hosts a radio show. she must play 14 commercials during her one-hour radio show. each commerci...
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