Of 900 consumers surveyed, 414 said they were very enthusiastic about a new home decor scheme. What is the 99% confidence interval for the population proportion?
a. 30 and 40 b.30 and 60 c.31 and 51 d.42 and 50© BrainMass Inc. brainmass.com June 3, 2020, 10:40 pm ad1c9bdddf
Please refer attached file for complete solution. Expressions typed with the help of equation writer are missing here.
=proportion of the consumers those were very enthusiastic about a scheme =414/900=0.46
The solution describes the steps for finding confidence interval for population proportion.