Stratistics for Management and Economics Gerald Keller ...

Stratistics for Management and Economics Gerald Keller ...

Statistics for Management and Economics-Sixth Edition Gerald Keller Brian Warrack Chapter 12 Inference about a Population

1 2003 Brooks/Cole, a division of Thomson Learning, Inc. Thomson Learning is a trademark used herein under license. Excel t-Test Mean

2 2003 Brooks/Cole, a division of Thomson Learning, Inc. Thomson Learning is a trademark used herein under license. Minitab One-Sample T: Packages 3

2003 Brooks/Cole, a division of Thomson Learning, Inc. Thomson Learning is a trademark used herein under license. Figure 12.1 Sampling distribution of the test statistic for Example 12.1 4

2003 Brooks/Cole, a division of Thomson Learning, Inc. Thomson Learning is a trademark used herein under license. Excel t-Test: Estimate 5

2003 Brooks/Cole, a division of Thomson Learning, Inc. Thomson Learning is a trademark used herein under license. Minitab One Sample T: Returns 6 2003 Brooks/Cole, a division of Thomson Learning, Inc. Thomson Learning is a trademark used herein under license.

Figure 12.2 7 2003 Brooks/Cole, a division of Thomson Learning, Inc. Thomson Learning is a trademark used herein under license.

Figure 12.3 8 2003 Brooks/Cole, a division of Thomson Learning, Inc. Thomson Learning is a trademark used herein under license. Excel Chi Squared Test: Variance

9 2003 Brooks/Cole, a division of Thomson Learning, Inc. Thomson Learning is a trademark used herein under license. Figure 12.4 Sampling distribution Example 12.3 10

2003 Brooks/Cole, a division of Thomson Learning, Inc. Thomson Learning is a trademark used herein under license. Excel Chi Squared Estimate: Variance 11

2003 Brooks/Cole, a division of Thomson Learning, Inc. Thomson Learning is a trademark used herein under license. Figure 12.5 12 2003 Brooks/Cole, a division of Thomson Learning, Inc. Thomson Learning is a trademark used herein under license.

Excel z-Test: Proportion 13 2003 Brooks/Cole, a division of Thomson Learning, Inc. Thomson Learning is a trademark used herein under license.

Minitab Test and Cl for one proportion: Votes 14 2003 Brooks/Cole, a division of Thomson Learning, Inc. Thomson Learning is a trademark used herein under license. Excel z-Estimate: Proportion (Nielsen Ratings:

Solution) 15 2003 Brooks/Cole, a division of Thomson Learning, Inc. Thomson Learning is a trademark used herein under license. Minitab Test for Cl for One Proportion:

Shows (Nielsen Ratings: Solution) 16 2003 Brooks/Cole, a division of Thomson Learning, Inc. Thomson Learning is a trademark used herein under license.

Figure 12.6 Plot of p versus p (1 p)

17 2003 Brooks/Cole, a division of Thomson Learning, Inc. Thomson Learning is a trademark used herein under license. Excel z-Estimate: Proportion 18

2003 Brooks/Cole, a division of Thomson Learning, Inc. Thomson Learning is a trademark used herein under license. Minitab Test and Cl for one Proportion: Group 19

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