There have been 58 presidential inaugurations in U.S. history. At each one, the president has made an
Question:
There have been 58 presidential inaugurations in U.S. history. At each one, the president has made an inaugural address. Following are the number of words spoken in each of these addresses.
a. Find the first and third quartiles of these data.
b. Find the median of these data.
c. Find the upper and lower outlier boundaries.
d. The two shortest speeches were 135 words, by George Washington in 1793, and 559 words, by Franklin Roosevelt in 1945. Are either of these outliers?
e. The two longest speeches were 8460 words, by William Henry Harrison in 1841, and 5434 words, by William Howard Taft in 1909. Are either of these outliers?
f. Construct a boxplot for these data.
g. Describe the shape of this distribution.
h. What is the 15th percentile?
i. What is the 65th percentile?
j. Donald Trump used 1433 words in his inaugural address in 2017. What percentile is this?
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