The Average Score for a Class of 30 Students Was

question 46

Multiple Choice

The average score for a class of 30 students was 75. The 20 male students in the class averaged 70. The female students in the class averaged:

• A) 75 .
• B) 85 .
• C) 65 .
• D) 70 .
• E) 80 .

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Definitions:

Falsified

Intentionally altered or manipulated information, data, or documents with the intent to deceive or mislead.

Clever Hans

A famous case study in early 20th century psychology of a horse that was claimed to have been able to perform arithmetic and other intellectual tasks.

Arithmetic

A branch of mathematics dealing with the properties and manipulation of numbers, including operations such as addition, subtraction, multiplication, and division.

Selective Attrition

The process where certain kinds of participants drop out of a study over time, potentially skewing the results.