taking an elevator. Assume all samples a TO MATER of the adults in a sample of 150 prefer st the topics below ar e used for notetaki
taking an elevator. Assume all samples a TO MATER of the adults in a sample of 150 prefer st the topics below ar e used for notetaki
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question

Transcribed Image Text:5. Suppose 36% of adults prefer using stairs to taking an elevator. Assume all samples are randomly selected.
-WORKSHEET MATERIALS
X =
Y =
a. What is the probability that at least 30% of the adults in a sample of 150 prefer stairs?
Provided in each of the topics below are:
worksheets to be used for notetaking
during the class presentations
b. What is the probability that between 25 and 40 of the adults in a sample of 85 CE
prefer to use the stairs?
procedures covered in the class presentations
nl
Topic 8.01- Introduction to Confidence Intervals
Topic 8.02 - Confidence Intervals (part 1)
nl
c. Find the probability more than 90 adults in a sample of 125 prefer the ELEVATOR
(i.e. -- do NOT prefer the stairs).
Topic 8.04 - Confidence Intervals (part 3)
Topic 8.05 - Confidence Interval Recap
8.06- Finding Sample Size
d
d. Find the probability that less than 45% in a sample of 230 adults prefer stairs.
nl
TO BE TURNED IN (due dates on calendar):
WORKSHEET #8
201
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