The Number of Phone Calls Arriving at a Switchboard Each

question 7

Multiple Choice

The number of phone calls arriving at a switchboard each hour has been recorded, and the following frequency distribution has been developed.
$$\begin{array} { l c } \text { Class Interval } & \text { Frequency } \\20 \text {-under } 40 & 30 \\40 \text {-under } 60 & 45 \\60 \text {-under } 80 & 80 \\80 \text {-under } 100 & 45\end{array}$$
What is the cumulative frequency of the third class?

• A)80
• B)0.40
• C)155
• D)75
• E)105

Identify biases in memory recall, specifically the hindsight bias.

Comprehend strategies to improve learning and memory retention, including the benefits of distributed practice over massed practice.

Define and differentiate between recall, recognition, and relearning.

Describe the mechanism and examples of memory interference, including proactive and retroactive interference.

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Definitions:

Automatization

The process of making a task, process, or operation automatic or capable of functioning independently of human control.

Conscious Awareness

The state of being aware of and able to think about one's own existence, thoughts, and surroundings.

Psychoanalytic

Psychoanalytic refers to a set of theories and therapeutic techniques related to the study of the unconscious mind, which were developed by Sigmund Freud.

Unconscious

The part of the mind that is inaccessible to the conscious mind but that affects behavior and emotions.