A Sample of 250 Adults Tried the New Multigrain Cereal

question 59

Multiple Choice

A sample of 250 adults tried the new multigrain cereal Wow! A total of 187 rated it as excellent. In a sample of 100 children,66 rated it as excellent. Using the 0.1 significance level,the researcher wishes to show that adults like the cereal better than children. What is the pooled proportion?

• A)0.723
• B)1.408
• C)0.494
• D)0.807

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Definitions:

Personality Approach

A theoretical perspective in psychology that focuses on studying individual differences in behavior and thought processes.

Measure Weakness

The process of identifying and assessing areas where performance or capability is below the desired standard.

Upward Comparison

The act of comparing oneself to others who are better off or more skilled, which can affect one's self-esteem.

Downward Comparison

A social comparison strategy where individuals compare themselves to others who are worse off to feel better about their own situation.