Previously, De Anza statistics students estimated that the amount of change daytime statistics students carry is exponentially
Question:
Previously, De Anza statistics students estimated that the amount of change daytime statistics students carry is exponentially distributed with a mean of \($0.88.\) Suppose that we randomly pick 25 daytime statistics students.
a. In words, Χ = ____________
b. Χ ~ _____(_____,_____)
c. In words, X̅ = ____________
d. X̅ ~ ______ (______, ______)
e. Find the probability that an individual had between \($0.80\) and \($1.00.\) Graph the situation, and shade in the area to be determined.
f. Find the probability that the average of the 25 students was between \($0.80\) and \($1.00.\) Graph the situation, and shade in the area to be determined.
g. Explain why there is a difference in part e and part f.
Step by Step Answer:
Introductory Business Statistics
ISBN: 202318
1st Edition
Authors: Alexander Holmes , Barbara Illowsky , Susan Dean