Mathematics, 22.11.2019 05:31 nini31575
Apublic opinion polling agency plans to conduct a national survey to determine the proportion pi of people who would be willing to pay a higher per kilowatt hour fee for their electricity provided the electricity was generated using ecologically friendly methods such as solar, wind, or nuclear. how many people must be included in the poll to estimate the population proportion within.04 of the population value using a 95% confidence interval. consider two separate situations: a. suppose the polling agency has no previous information about the imputation proportion. b. suppose the polling agency is fairly certain that the population proportion is less than 30%. c. why are the sample sizes so different for the two situations?
Answers: 2
Mathematics, 21.06.2019 18:30
The formula for the lateral area of a right cone is la = rs, where r is the radius of the base and s is the slant height of the cone.which are equivalent equations?
Answers: 3
Mathematics, 21.06.2019 21:30
Rhombus adef is inscribed into a triangle abc so that they share angle a and the vertex e lies on the side bc . what is the length of the side of the rhombus if ab=c, and ac=b.
Answers: 1
Mathematics, 22.06.2019 01:30
Adriana had a garden where he measured the height of a corn plant. what. on the first day,it was 145 cm tall.after 2 weeks is grew by 23 cm.what is the height of the corn plant
Answers: 1
Apublic opinion polling agency plans to conduct a national survey to determine the proportion pi of...
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