The Average Starting Salary for Graduates at a University Is

question 25

Multiple Choice

The average starting salary for graduates at a university is $33,000 with a standard deviation of $2,000.If a histogram of the data shows that it takes on a mound shape, the empirical rule says that approximately 95% of the graduates would have a starting salary between _______.

• A)29,000 and 37,000
• B)27,000 and 39,000
• C)25,000 and 41,000
• D)31,000 and 35,000
• E)21,000 and 39,000

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Definitions:

3rd Quartile

The value below which 75% of the data in a dataset falls, marking the upper quartile in a distribution of values.

Negatively Skewed Distribution

A distribution where the tail on the left side of the probability density function is longer or fatter than the right side.

1st Quartile

The value below which 25% of the data falls, often used in statistics to measure the spread of a data set.

Median

The middle value of a dataset when it is ordered in ascending or descending order.