Answered: Karen wants to advertise how many…

Name: Karen wants to advertise how many chocolate chips are in each Big Chip
Uploaded: 2024-03-20T07:07:12.000Z
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Description: Karen wants to advertise how many chocolate chips are in each Big Chip cookie at her bakery. She randomly selects a sample of 41 cookies and finds that the number of chocolate chips per cookie in the sample has a mean of 11.9 and a standard deviation

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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Karen wants to advertise how many chocolate chips are in each Big Chip cookie at her bakery. She randomly selects a sample of 41 cookies and finds that the number of chocolate chips per cookie in the sample has a mean of 11.9 and a standard deviation of 3.4.

a) What is the 80% confidence interval for the number of chocolate chips per cookie for Big Chip cookies? Enter your answers accurate to one decimal place.

< μμ <

b) Fill in the answer boxes to complete the interpretation of the confidence interval.

Karen can advertise, with ? 85% 99% 80% confident that, on average, there are between and chocolate chips in a Big Chip cookie at her bakery.

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