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For Problems 9-19. please provide the following information. (a) What is the level of significance? State the null and alternate hypotheses. (b) Find the value of the chi-square statistic for the sample. Are all the expected frequencies greater than 5? What sampling distribution will you use? What are the degrees of freedom? (c) Find or estimate the P -value of the sample test statistic. (d) Based on your answers in parts (a) to (c). will you reject or fail to reject the null hypothesis of independence? (e) Interpret your conclusion in the context of the application. Use the expected values E to the hundredths place. Archaeology: Pottery The following table shows ceremonial ranking and type of pottery sherd for a random sample of 434 sherds at a location in the Sand Canyon Archaeological Project, Colorado (The Architecture of Social Integration in Prehistoric Pueblos, edited by Lipe and Hegmon). Ceremonial Ranking Cooking Jar Sherds Decorated Jar Sherds (Noncooking) Row Total A 86 49 135 B 92 53 145 C 79 75 154 Column Total 257 177 434 Use a chi-square lest to determine if ceremonial ranking and pottery type are independent at the 0.05 level of significance.

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Understanding Basic Statistics

8th Edition
Charles Henry Brase + 1 other
Publisher: Cengage Learning
ISBN: 9781337558075
BuyFind

Understanding Basic Statistics

8th Edition
Charles Henry Brase + 1 other
Publisher: Cengage Learning
ISBN: 9781337558075

Solutions

Chapter
Section
Chapter 11.1, Problem 12P
Textbook Problem

For Problems 9-19. please provide the following information.

(a) What is the level of significance? State the null and alternate hypotheses.

(b) Find the value of the chi-square statistic for the sample. Are all the expected frequencies greater than 5? What sampling distribution will you use? What are the degrees of freedom?

(c) Find or estimate the P-value of the sample test statistic.

(d) Based on your answers in parts (a) to (c). will you reject or fail to reject the null hypothesis of independence?

(e) Interpret your conclusion in the context of the application.

Use the expected values E to the hundredths place.

Archaeology: Pottery The following table shows ceremonial ranking and type of pottery sherd for a random sample of 434 sherds at a location in the Sand Canyon Archaeological Project, Colorado (The Architecture of Social Integration in Prehistoric Pueblos, edited by Lipe and Hegmon).

Ceremonial
Ranking
Cooking Jar Sherds Decorated Jar Sherds (Noncooking) Row Total
A 86 49 135
B 92 53 145
C 79 75 154
Column Total 257 177 434

Use a chi-square lest to determine if ceremonial ranking and pottery type are independent at the 0.05 level of significance.

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Chapter 11 Solutions

Understanding Basic Statistics
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Ch. 11.1 - For Problems 9-19, please provide the following...Ch. 11.1 - For Problems 9-19. please provide the following...Ch. 11.1 - For Problems 9-19. please provide the following...Ch. 11.1 - For Problems 9-19. please provide the following...Ch. 11.1 - For Problems 9-19. please provide the following...Ch. 11.1 - For Problems 9-19. please provide the following...Ch. 11.1 - For Problems 9-19. please provide the following...Ch. 11.1 - For Problems 9-19. please provide the following...Ch. 11.1 - For Problems 9-19. please provide the following...Ch. 11.2 - Statistical Literacy For a chi-square...Ch. 11.2 - Statistical Literacy How are expected frequencies...Ch. 11.2 - Statistical Literacy Explain why goodness-of-fit...Ch. 11.2 - Critical Thinking When the sample evidence is...Ch. 11.2 - For Problems 5-14, please provide the following...Ch. 11.2 - For Problems 5-14, please provide the following...Ch. 11.2 - For Problems 5-14, please provide the following...Ch. 11.2 - For Problems 5-14, please provide the following...Ch. 11.2 - For Problems 5-14, please provide the following...Ch. 11.2 - For Problems 5-14, please provide the following...Ch. 11.2 - For Problems 5-14, please provide the following...Ch. 11.2 - For Problems 5-14, please provide the following...Ch. 11.2 - For Problems 5-14, please provide the following...Ch. 11.2 - For Problems 5-14, please provide the following...Ch. 11.2 - For Problems 5-14, please provide the following...Ch. 11.2 - For Problems 5-14, please provide the following...Ch. 11.3 - Statistical Literacy Docs the x distribution need...Ch. 11.3 - Critical Thinking The x distribution must be...Ch. 11.3 - For Problems 3-11, please provide the following...Ch. 11.3 - For Problems 3-11, please provide the following...Ch. 11.3 - For Problems 3-11. please provide the following...Ch. 11.3 - For Problems 3-11. please provide the following...Ch. 11.3 - For Problems 3-11. please provide the following...Ch. 11.3 - For Problems 3-11, please provide the following...Ch. 11.3 - For Problems 3-11. please provide the following...Ch. 11.3 - For Problems 3-11, please provide the following...Ch. 11.3 - For Problems 3-11. please provide the following...Ch. 11.4 - Statistical Literacy What is the symbol used for...Ch. 11.4 - Statistical Literacy What is the symbol used for...Ch. 11.4 - Statistical Literacy For a fixed confidence level,...Ch. 11.4 - Statistical Literacy How does the t value for the...Ch. 11.4 - Using Computer Printouts Problems 5 and 6 use the...Ch. 11.4 - Using Computer Printouts Problems 5 and 6 use the...Ch. 11.4 - In Problems 7-12, parts (a) and (b) relate to...Ch. 11.4 - In Problems 7-12, parts (a) and (b) relate to...Ch. 11.4 - In Problems 7-12, parts (a) and (b) relate to...Ch. 11.4 - In Problems 7-12, parts (a) and (b) relate to...Ch. 11.4 - In Problems 7-12, parts (a) and (b) relate to...Ch. 11.4 - In Problems 7-12, parts (a) and (b) relate to...Ch. 11.4 - Expand Your Knowledge: Sample Size and...Ch. 11.4 - Expand Your Knowledge: Students t Value for Sample...Ch. 11.4 - Expand Your Knowledge: Time Series and Serial...Ch. 11.4 - Expand Your Knowledge: Time Series and Serial...Ch. 11.4 - 17. Expand Your Knowledge: Time Series and Serial...Ch. 11.4 - Expand Your Knowledge: Confidence Intervals for ;...Ch. 11.4 - Expand Your Knowledge: Confidence Interval for ;...Ch. 11 - Terminology Match each of the following tests to...Ch. 11 - Terminology For a chi-square probability...Ch. 11 - Statistical Literacy of the following random...Ch. 11 - Statistical Literacy Of the following probability...Ch. 11 - Critical Thinking Suppose you took random samples...Ch. 11 - Before you solve Problems 6-10, first classify the...Ch. 11 - Before you solve Problems 6-10, first classify the...Ch. 11 - Before you solve Problems 6-10, first classify the...Ch. 11 - Before you solve Problems 6-10, first classify the...Ch. 11 - Before you solve Problems 6-10, first classify the...Ch. 11 - Statistical Literacy What does it mean to say that...Ch. 11 - Terminology Answer true or tales for predictions...Ch. 11 - Terminology Consider hypotheses tests of the...Ch. 11 - Physiology: Children The follow mg problem is...Ch. 11 - Baseball: Ratting Averages and Home Runs In...Ch. 11 - The Statistical Abstract of the United States...Ch. 11 - Consider the results of a study conducted by the...Ch. 11 - Consider the results of a study conducted by the...Ch. 11 - Consider the results of a study conducted by the...Ch. 11 - Consider the results of a study conducted by the...Ch. 11 - For all hypothesis tests, please provide the...Ch. 11 - For all hypothesis tests, please provide the...Ch. 11 - For all hypothesis tests, please provide the...Ch. 11 - For all hypothesis tests, please provide the...Ch. 11 - For all hypothesis tests, please provide the...Ch. 11 - For all hypothesis tests, please provide the...Ch. 11 - For all hypothesis tests, please provide the...

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