The Following Display from a TI-84 Plus Calculator Presents a 95

question 1

Multiple Choice

The following display from a TI-84 Plus calculator presents a 95% confidence interval for the mean difference between matched pairs. What is the point estimate of $\mu _ { d }$ ?

• A) 7.00973
• B) 17
• C) 2.4052
• D) 6.8168

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Definitions:

Set Point

A theory suggesting that the body regulates its weight and energy balance through an internal control mechanism located in the hypothalamus.

Probability-Differential Theory

A theory suggesting that the probability of choosing a specific behavior is based on the relative reinforcement of that behavior compared to alternatives.

Premack's Probability-Differential Theory

A theory that suggests that more probable behaviors can serve as reinforcers for less probable behaviors, indicating a hierarchy of preferred activities.

Probability-Differential Theory

A theory suggesting that the choice between two or more behaviors is determined by their relative probabilities of reinforcement.