math 110 module 5 exam 5 portage learning statisti
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MATH 110 Statistics Module 5 Exam,
Portage Learning
, Question 1
pts
You may find the following files helpful throughout
the exam: Statistics_Equation_Sheet
(Links to an external
site.) Standard Normal
Table
(Links to an external site.)
Suppose that you take a sample of size 50 from a
population that is not normally distributed. Can the
sampling distribution of x̄ be approximated by a normal
probability distribution?
Your Answer:
No, It cannot be approximated by a normal prob.
distribution since the population is not normally
distributed, the sample size should be close/around to 30
in order to meet the criteria.
Yes. The sample size is greater than 30, therefore, we
may approximate by a normal probability distribution.
Question 2
pts
You may find the following files helpful throughout
the exam: Statistics_Equation_Sheet
(Links to an external
site.) Standard Normal
Table
(Links to an external site.)
Suppose that you are attempting to estimate the annual
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