An Anatomy Teacher Hypothesizes That the Final Grades in Her $10 \% \mathrm {~A}$

question 54

Multiple Choice

An anatomy teacher hypothesizes that the final grades in her class are distributed as $10 \% \mathrm {~A}$ 's, $23 \%$ $B ^ { \prime } s , 45 \% { } ^ { \prime \prime }$ s, $14 \%$ D's, and $8 \% F ^ { \prime } s$ . What is the critical value if at the end of the semester she has the $\begin{array} { l l l l l l } & \text { A } & \text { B } & \text { C } & \text { D } & \text { F } \\ \text { following grades? Use } \alpha = 0.05 . & 6 & 14 & 22 & 8 & 4 \end{array}$

• A) 9.236
• B) 7.779
• C) 11.070
• D) 9.488

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Definitions:

Spontaneous Recovery

A phenomenon in learning where a previously extinguished response re-emerges after a pause in exposure to the conditioning stimulus.

Learned Response

A behavior developed as the result of conditioning, where an individual learns to respond in a certain way to a specific stimulus.

CS (Conditioned Stimulus)

A stimulus that was neutral but becomes associated with an unconditioned stimulus to elicit a conditioned response in classical conditioning.

Classical Conditioning

A learning process that creates associations between a naturally occurring stimulus and a previously neutral stimulus.