Mathematics, 18.12.2019 06:31 Weser17
The brand manager for a brand of toothpaste must plan a campaign designed to increase brand recognition. he wants to first determine the percentage of adults who have heard of the brand. how many adults must he survey in order to be 80% confident that his estimate is within six percentage points of the true populationpercentage?
complete parts (a) through (c) below.
1) assume that nothing is known about the percentage of adults who have heard of the brand.
a. n=(round up to the nearest integer.)
2) assume that a recent survey suggests that about 85% of adults have heard of the brand.
b. n= up to the nearest integer.)
3) given that the required sample size is relatively small, could he simply survey the adults at the nearest college?
Answers: 3
Mathematics, 21.06.2019 18:20, raylynnreece5052
If f(x)=-x^2+6x-1 and g(x)=3x^2-4x-1,find(f+g)(x)
Answers: 1
Mathematics, 21.06.2019 20:20, redbeast677
The polynomial 10x3 + 35x2 - 4x - 14 is factored by grouping. 10x3 + 35x2 - 4x - 14 5x )-20 what is the common factor that is missing from both sets of parentheses?
Answers: 2
The brand manager for a brand of toothpaste must plan a campaign designed to increase brand recognit...
English, 20.09.2020 18:01
Mathematics, 20.09.2020 18:01
English, 20.09.2020 18:01
Mathematics, 20.09.2020 18:01