A True/false Test Has 100 Questions

question 63

Multiple Choice

A true/false test has 100 questions.Using the normal approximation to the binomial distribution,what is the probability of getting 55 or more correct by just guessing?​

• A)​p(X > 55)
• B)​p(X > 55.5)
• C)​p(X > 54.5)
• D)​p(X > 45)

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Definitions:

Frequency Distribution

A mathematical function showing the number of occurrences of each value in a dataset.

Alabama

A state located in the southeastern region of the United States, known for its rich history and diverse cultural heritage.

Frequency Histogram

A graphical representation of data that shows the number of observations within specific intervals, presenting the distribution of a data set.

Classes

Categories into which data, objects, or individuals are grouped based on similar characteristics or criteria.