Find the value of the chi-square statistic for the sample. (Round the expected frequencies to at least three decimal places.

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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
Black-on-White
McElmo
Black-on-White
Mancos
Black-on-White
Row Total
Mesa Top 77 61 51 189
Cliff-Talus 81 67 65 213
Canyon Bench 88 71 67 226
Column Total 246 199 183 628

A) 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.)

 

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