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Elementary Statistics: A Step By Step Approach | 9th Edition | ISBN: 9780073534985 | Authors: Allan Bluman
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When appropriate, use MINITAB, the TI-83 Plus,

Chapter 3, Problem 5DP

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QUESTION:

Problem 5DP

When appropriate, use MINITAB, the TI-83 Plus, the TI-84 Plus, or a computer program of your choice to complete the following exercises.

Politics and Economics Use the data collected in data project 5 of Chapter 2 regarding delegates. Use the formulas for population mean and standard deviation to compute the parameters for all 50 states. What is the z score associated with California? Delaware? Ohio? Which states are more than 2 standard deviations from the mean?

Questions & Answers

QUESTION:

Problem 5DP

When appropriate, use MINITAB, the TI-83 Plus, the TI-84 Plus, or a computer program of your choice to complete the following exercises.

Politics and Economics Use the data collected in data project 5 of Chapter 2 regarding delegates. Use the formulas for population mean and standard deviation to compute the parameters for all 50 states. What is the z score associated with California? Delaware? Ohio? Which states are more than 2 standard deviations from the mean?

ANSWER:

Solution:

Step 1 of 3:

We have the data states and their delegates

State

Delegates

State

Delegates

Iowa

97

Tennessee

140

New Hampshire

42

Utah

65

Michigan

108.5

Louisiana

113

Nevada

67

Nebraska

64

South Carolina

78

Washington

137

Florida

162.5

Virgin Island

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