Use the contingency table to the right to (a) calculate the marginal frequencies, and (b) find the expected frequency for each cell in the contingency table. Assume that the variables are independent. Rating Size of restaurant Excellent Fair Poor Seats 100 or fewer 183 206 166 Seats over 100 180 316 151 Question content area bottom Part 1 (a) Calculate the marginal frequencies and sample size. Rating Size of restaurant Excellent Fair Poor Total Seats 100 or fewer 183 206 166 Seats over 100 180 316 151 Total Part 2 (b) Find the expected frequency for each cell in the contingency table. Rating Size of restaurant Excellent Fair Poor Seats 100 or fewer Seats over 100

Use the contingency table to the right to (a) calculate the marginal frequencies, and (b) find the expected frequency for each cell in the contingency table. Assume that the variables are independent. Rating Size of restaurant Excellent Fair Poor Seats 100 or fewer 183 206 166 Seats over 100 180 316 151 Question content area bottom Part 1 (a) Calculate the marginal frequencies and sample size. Rating Size of restaurant Excellent Fair Poor Total Seats 100 or fewer 183 206 166 Seats over 100 180 316 151 Total Part 2 (b) Find the expected frequency for each cell in the contingency table. Rating Size of restaurant Excellent Fair Poor Seats 100 or fewer Seats over 100

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

18th Edition

ISBN:9780079039897

Author:Carter

Publisher:Carter

Chapter10: Statistics

Section: Chapter Questions

Problem 25SGR

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Use the contingency table to the right to (a) calculate the marginal frequencies, and (b) find the expected frequency for each cell in the contingency table. Assume that the variables are independent.			Rating
Size of restaurant	Excellent	Fair	Poor
Seats 100 or fewer	183	206	166
Seats over 100	180	316	151

Question content area bottom

Part 1

(a) Calculate the marginal frequencies and sample size.

Size of restaurant	Excellent	Fair	Poor
	Rating
Seats 100 or fewer	183	206	166
Seats over 100	180	316	151
Total

Part 2

(b) Find the expected frequency for each cell in the contingency table.

Size of restaurant	Excellent	Fair	Poor
	Rating
Seats 100 or fewer
Seats over 100

Definition Definition Visual representation of the relationship between two or more categorical variables. A contingency table is a categorical version of the scatterplot, which is used to visualize the linear relationship between two variables.

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