Which,if Any,of the Following Statements About the Chi-Square Test of Independence

question 3

Multiple Choice

Which,if any,of the following statements about the chi-square test of independence is false?

• A)If r_i is the row total for row i and c_j is the column total for column j,then the estimated expected cell frequency corresponding to row i and column j equals (r_i)(c_j)/n.
• B)The test is valid if all of the estimated cell frequencies are at least five.
• C)The chi-square statistic is based on (r - 1)(c - 1)degrees of freedom,where r and c denote,respectively,the number of rows and columns in the contingency table.
• D)The alternative hypothesis states that the two classifications are statistically independent.
• E)All of these statements are true about the chi-square test of independence.

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Definitions:

Supply Curve

A graphical representation showing the relationship between the price of a good and the quantity supplied, usually illustrating an upward slope.

Equilibrium Quantity

is the quantity of goods or services supplied and demanded at the equilibrium price, where market demand equals market supply.

Price Floor

A price floor is a government-imposed limit on how low a price can be charged for a commodity, typically implemented to protect producers' income.

Quantity Supplied

The amount of a good or service that producers are willing and able to sell at a given price over a specific time period.