The following table shows site type and type of pottery for a random sample of 628 sherds at an archaeological location.Pottery TypeMcElmoBlack-on-White596872199Site TypeMesa TopCliff-TalusCanyon BenchColumn TotalUSE SALTMesa VerdeBlack-on-White808191252State the null and alternate hypotheses.O Ho: Site type and pottery are independent.H₁: Site type and pottery are independent.O Ho: Site type and pottery are not independent.H₁: Site type and pottery are not independent.O Ho: Site type and pottery are independent.H₁: Site type and pottery are not independent.O Ho: Site type and pottery are not independent.H₁: Site type and pottery are independent.Use a chi-square test to determine if site type and pottery type are independent at the 0.01 level of significance.(a) What is the level of significance?MancosBlack-on-White50Are all the expected frequencies greater than 5?O YesO No6463177What sampling distribution will you use?O Student's tO chi-squareO normalO binomialO uniformRow Total189213226628(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?(c) Find or estimate the P-value of the sample test statistic. (Round your answer to three decimal places.)O p-value > 0.1000.050 < p-value < 0.1000.025 < p-value < 0.050O 0.010 < p-value < 0.025O 0.005 < p-value < 0.010O p-value < 0.005(d) Based on your answers in parts (a) to (c), will you reject or fail to reject the null hypothesis of independence?Since the P-value > a, we fail to reject the null hypothesis.Since the P-value > a, we reject the null hypothesis.Since the P-value ≤ a, we reject the null hypothesis.Since the P-value ≤ a, we fail to reject the null hypothesis.(e) Interpret your conclusion in the context of the application.O At the 1% level of significance, there is sufficient evidence to conclude that site and pottery type are not independent.At the 1% level of significance, there is insufficient evidence to conclude that site and pottery type are not independent.

From given data we have : Observed Frequencies B1 B2 B3 Total A1 80 59 50 189 A2 81 68 64…

The following table shows site type and type of pottery for a random sample of 628 sherds at an archaeological location. Pottery Type McElmo Black-on-White 59 68 Site Type Mesa Top Cliff-Talus Canyon Bench Column Total USE SALT Mesa Verde Black-on-White 80 81 91 252 72 199 Mancos Black-on-White 50 64 63 177 Row Total 189 213 226 628 Use a chi-square test to determine if site type and pottery type are independent at the 0.01 level of significance. (a) What is the 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 McElmo Black-on-White 59 68 Site Type Mesa Top Cliff-Talus Canyon Bench Column Total USE SALT Mesa Verde Black-on-White 80 81 91 252 72 199 Mancos Black-on-White 50 64 63 177 Row Total 189 213 226 628 Use a chi-square test to determine if site type and pottery type are independent at the 0.01 level of significance. (a) What is the level of significance?

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

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