Which of the Following Expressions Represents a Legal Way of Checking

question 9

Multiple Choice

Which of the following expressions represents a legal way of checking whether a value assigned to the number variable falls between 50 and 100 inclusive?

• A)if (number >= 100 && number <= 50)
• B)if (number >= 50 && number <= 100)
• C)if (number >= 50 || number <= 100)
• D)if (number >= 100 || number <= 50)

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Definitions:

Type I Error

An erroneous denial of a valid null hypothesis, commonly called a "false positive."

Null Hypothesis

A hypothesis used in statistics that suggests there is no significant difference or effect, typically to be tested against an alternative hypothesis.

Alternative Hypothesis

The hypothesis that proposes a difference or relationship exists between two variables, contrasting the null hypothesis.

Population Parameter

A numerical value that represents a characteristic of a population.