A Market Researcher Is Studying the Use of Coupons by Consumers

question 13

Multiple Choice

A market researcher is studying the use of coupons by consumers of varying ages.She classifies consumers into four age categories and counts the number of grocery store customers who use at least one coupon during check out.It is expected that data are uniformly distributed across the four age categories.The observed data results in frequencies of 22, 35, 32, and 21.Using $\alpha$ = .05, the critical chi-square value is _______.

• A)13.277
• B)15.086
• C)7.8147
• D)11.070
• E)15.546

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Definitions:

Opcode

The portion of a machine language instruction that specifies the operation to be performed.

Selection Structure

A programming construct that allows for decision making in code, directing the flow of execution depending on conditions.

Sequence

An ordered collection of elements or steps followed in a specific order.

Iteration

The repetition of a process or set of instructions in programming, typically implemented with loops, to systematically approach a desired outcome.