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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 Use a chi-square test to determine if ceremonial ranking and pottery type are independent at the 0.05 level of significance.
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
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question shown below are dollar figures for commercial and industrial loans at all commercial banks in the u.s. as
Find the confidence interval by estimating the population proportion
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