1. provide the process of establishing confidence interval step by step. 2. According to past experience, 20% of students took public transportation. Test if the situation changed. Solve step by step

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section: Chapter Questions
Problem 8SGR
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1. provide the process of establishing confidence interval step by step. 2. According to past experience, 20% of students took public transportation. Test if the situation changed. Solve step by step

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