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A nutritionist wants to know the population proportion of Grade 1 learners who eat vegetables. Pegged at a confidence of 95%, a survey among 1200 respondents was conducted and 200 said that they eat vegetables.

A nutritionist wants to know the population proportion of Grade 1 learners who eat vegetables. Pegged at a confidence of 95%, a survey among 1200 respondents was conducted and 200 said that they eat vegetables.

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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please answer number 2 only, and please guide me with an explanation on each step in order to get the answer for number 2, thank you

Offline Activity: Solve the following. Interpret the resulting data. 1. A consumer watch group interviewed a random sample of 1000 consumers and asked them if they are optimistic about the economy or not. There were 612 who said Yes. Use a 95% confidence level to estimate the population proportions. 2. A nutritionist wants to know the population proportion of Grade 1 learners who eat vegetables. Pegged at a confidence of 95%, a survey among 1200 respondents was conducted and 200 said that they eat vegetables.
Transcribed Image Text:Offline Activity: Solve the following. Interpret the resulting data. 1. A consumer watch group interviewed a random sample of 1000 consumers and asked them if they are optimistic about the economy or not. There were 612 who said Yes. Use a 95% confidence level to estimate the population proportions. 2. A nutritionist wants to know the population proportion of Grade 1 learners who eat vegetables. Pegged at a confidence of 95%, a survey among 1200 respondents was conducted and 200 said that they eat vegetables.
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