The following table shows site type and type of pottery for a random sample of 628 sherds at an archaeological location. Pottery Type Site Type Mesa Verde McElmo Mancos Row Total Black-on-White Black-on-White Black-on-White Mesa Top 79 57 53 189 Cliff-Talus Canyon Bench 82 69 62 213 93 68 65 226 Column Total 254 194 180 628 Use a chi-square test to determine if site type and pottery type are independent at the 0.01 level of significance.
The following table shows site type and type of pottery for a random sample of 628 sherds at an archaeological location. Pottery Type Site Type Mesa Verde McElmo Mancos Row Total Black-on-White Black-on-White Black-on-White Mesa Top 79 57 53 189 Cliff-Talus Canyon Bench 82 69 62 213 93 68 65 226 Column Total 254 194 180 628 Use a chi-square test to determine if site type and pottery type are independent at the 0.01 level of significance.
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.5: Interpreting Data
Problem 1C
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(a) What is the level of significance?
(b) Find the value of the chi-square statistic for the sample. (Round the expected frequencies to at least three decimal places. Round the test statistic to three decimal places.
What are the degrees of freedom?
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