A large city newspaper periodically reports the mean cost of dinner for two people at restaurants in the city. The newspaper staff will collect data from a random sample of restaurants in the city and estimate the mean price using a 90 percent confidence interval. In past years, the standard deviation has always been very close to $35. Assuming that the population standard deviation is $35, which of the following is the minimum sample size needed to obtain a margin of error of no more than $5 ?
Answers: 1
SAT, 25.06.2019 12:00
Keep your choice of a major there is probably no single correct choice. a ) to yourself. b) in perspective. c) based solely on the expectations of others. d) all of the answer choices are correct.
Answers: 3
SAT, 26.06.2019 06:00
Scientists observed a rock stratum and discovered some fossils. the image shows the fossils they discovered. what can you interpret from the image? an illustration showing layers rock with fossils embedded in some rock layers1. the dinosaur and the mammoth existed after the trilobites.2. the dinosaur and the armored fish existed before the trilobites.3. the trilobites and the armored fish died before the dinosaur.4. the trilobites and the armored fish were born after the dinosaur.5. the early mammoth is older than the trilobites.
Answers: 1
SAT, 26.06.2019 19:30
Na podstawie bajki jana brzechwy mrówka napisz krótkie ,zabawne opowiadanie.najpierw u³u¿ plan-podziel wiersz na fragmêty mówi¹ce o zachowaniu ka¿dego ze zwierz¹t. nie nadu¿ywaj czasownik- a podzia³ zastosuj synonimy na przyk³ad odpowiedzia³ odpar³ odrzek³ mrukn¹³ w odpowiedzi us³ysza³ on na to w tok opowiadania wpleæ dialogi bohaterów bajki zadanie wykonaj w zeszycie
Answers: 1
A large city newspaper periodically reports the mean cost of dinner for two people at restaurants in...
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