Which Is True of the Data Shown in the Histogram

question 179

Multiple Choice

Which is true of the data shown in the histogram? I. The distribution is skewed to the right.
II) The mean is probably smaller than the median.
III) We should use median and IQR to summarize these data.

• A) I only
• B) I, II, and III
• C) II and III
• D) II only
• E) III only

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Definitions:

Confidence Interval

A sequence of statistical values, derived from a sample analysis, likely to capture the undisclosed value of a population characteristic.

Voters

Individuals who are eligible and participate in an election process to choose representatives or decide on public questions.

Incumbent Governor

The currently serving governor in office, usually in the context of elections to refer to the existing officeholder.

Confidence Level

The percentage or proportion of times that an estimated interval is expected to contain the true value of the parameter.