Chemistry, 18.03.2020 07:14 aliveajones2005
A researcher wishes to estimate, with 90% confidence, the population proportion of adults who eat fast food four to six times per week. Her estimate must be accurate
within 3% of the population proportion
(a) No preliminary estimate is available. Find the minimum sample size needed
(b) Find the minimum sample size needed, using a prior study that found that 28% of the respondents said they eat fast food four to six times per week.
(c) Compare the results from parts (a) and (b).
(a) What is the minimum sample size needed assuming that no prior information is available?
(Round up to the nearest whole number as needed.)
Answers: 1
Chemistry, 21.06.2019 14:00
Figure 10-1 study figure 10-1. the strong nuclear force felt by a single proton in a large nucleus
Answers: 3
Chemistry, 22.06.2019 05:30
The table describes how some substances were formed substance 19 description formed by boiling pure water formed by combining three hydrogen atoms to every nitrogen atom formed by adding 5 g of sugar to 1 l of water formed by compressing carbon under high pressure based on the given descriptions, which substance is most likely a mixture?
Answers: 1
Chemistry, 22.06.2019 05:30
You are making a solution of calcium chloride dissolved in water. you add solid, stir, and it dissolves. you add just a spatula tip full, stir, and the solid does not dissolve. how could you describe the solutions before and after adding the spatula tip amount
Answers: 1
Chemistry, 22.06.2019 05:30
The climate of the continental united states is generally 1. tropical 2. temperate 3. arctic 4. highland
Answers: 1
A researcher wishes to estimate, with 90% confidence, the population proportion of adults who eat fa...
Mathematics, 22.10.2020 18:01
Social Studies, 22.10.2020 18:01
Biology, 22.10.2020 18:01
Mathematics, 22.10.2020 18:01
English, 22.10.2020 18:01
Mathematics, 22.10.2020 18:01
English, 22.10.2020 18:01
Arts, 22.10.2020 18:01
Biology, 22.10.2020 18:01
English, 22.10.2020 18:01
History, 22.10.2020 18:01
Mathematics, 22.10.2020 18:01