Business Statistics

Statistical Inference:

Hypothesis Testing for

Single Populations

When in doubt use a bigger hammer

– Thomas L. marTin Jr.

10

Lear ning Objectives

Upon completion of this chapter, students will be able to:

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n Understand hypothesis-testing procedure using one-tailed

and two-tailed tests

n Understand the concepts of Type I and Type II errors in

hypothesis testing

n Understand the concept of hypothesis testing for a single

population using the z statistic

n Understand the concepts of p-value approach and critical

value approach for hypothesis testing

n Understand the concept of hypothesis testing for a single

population using the t statistic ...