Mathematics, 31.05.2020 21:59, andrewsaul04
Carol wanted to know about how much time students in her school spent surfing the Internet. So she asked 15 of her friends to complete a survey that she had prepared. Will the results of Carol’s survey represent the population of students in her school as a whole, and if so, which sampling method did Carol use? A. Yes, Carol used simple random sampling. B. Yes, Carol used systematic random sampling. C. Yes, Carol used stratified random sampling. D. No, Carol’s survey was not a random sample.
Answers: 3
Mathematics, 21.06.2019 19:30, tyeni2crazylolp7a3hk
If chord ab is congruent to chord cd, then what must be true about ef and eg?
Answers: 1
Mathematics, 22.06.2019 01:30, isabelgalvarado2838
At store a, erasers are sold individually. the cost y of x erasers is represented by the equation y=0.75x. the costs of erasers at store b are shown in the graph.
Answers: 2
Mathematics, 22.06.2019 01:30, Morganwing1019
This graph shows a portion of an odd function. use the graph to complete the table of values. x f(x) −2 −3 −4 −6
Answers: 3
Mathematics, 22.06.2019 01:30, cpulls189
Cherie works in retail and her weekly salary includes commission for the amount she sells. the equation s=400+0.15c models the relation between her weekly salary, s, in dollars and the amount of her sales, c, in dollars. interpret the slope of the equation.
Answers: 3
Carol wanted to know about how much time students in her school spent surfing the Internet. So she a...
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