A Candy Company Claims That 17% of the Jelly Beans

question 14

Multiple Choice

A candy company claims that 17% of the jelly beans in its spring mix are pink.Suppose that the candies are packaged at random in bags containing about 400 jelly beans.A class of students opens several bags,counts the various colours of jelly beans,and calculates the proportion that are pink.In one bag,the students found 14% of the jelly beans were pink.Is this an unusually small proportion of pink jelly beans? Explain your response.

• A)This is an extremely unlikely result.It is 0.21 standard deviations below the mean.
• B)This is a very unusual result.It is 0.08 standard deviations below the mean.
• C)This is not an unusual result.It is only 1.60 standard deviations below the mean.
• D)This is a very unusual result.It is 0.05 standard deviations below the mean.
• E)This is not an unusual result.It is only 0.05 standard deviations below the mean.

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Definitions:

Rigid

Describes an inability or unwillingness to adapt or change one's thoughts, behaviors, or attitudes despite new information or changing circumstances.

Behavior Therapy

A type of psychotherapy that focuses on changing undesirable behaviors through conditioning techniques.

Social Psychology

The scientific study of how people's thoughts, feelings, and behaviors are influenced by the actual, imagined, or implied presence of others.

Group Therapy

A form of psychotherapy where a small group of patients meet regularly to talk, interact, and discuss problems with each other and the therapist.