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Get Ready for Statistics: CorequisitesPercents, Decimals, and Fractions

Write each percent as a fraction with a denominator of \(100\).

\(33\%\)

\(6\%\)

\(160\%\)

Change \(35.2\%\) to a decimal.

Write each percent as a decimal.

\(37\%\)

\(68\%\)

\(120\%\)

\(0.8\%\)

Change \(0.5\%\) to a decimal.

Write each decimal as a percent.

\(0.27\)

\(4.89\)

\(0.5\)

\(0.09\)

A softball player has a batting average of \(0.650\). Write this number as a percent.

Write each percent as a fraction in lowest terms.

\(19\%\)

\(45\%\)

\(36\%\)

Change \(4.5\%\) to a fraction.

Change \(32\frac{1}{2}\%\) to a fraction.

Change \(\dfrac{7}{10}\) to a percent.

Change \(\dfrac{3}{8}\) to a percent.

Change \(\dfrac{5}{12}\) to a percent.

Change \(2\frac{1}{2}\) to a percent.

What number is \(15\%\) of \(63\)?

What percent of \(42\) is \(21\)?

\(25\) is \(40\%\) of what number?

What number is \(43.5\%\) of \(25\)?

What percent of \(78\) is \(31.9\)?

\(34\) is \(29\%\) of what number?

What number is \(15\%\) of \(63\)? (Use proportions.)

What percent of \(42\) is \(21\)? (Use proportions.)

\(25\) is \(40\%\) of what number? (Use proportions.)

A group of 20 college students was asked to indicate how many hours they spent on social media today. The results are listed below. Use the results to construct a frequnecy table.

2, 6, 10, 3, 1, 0, 5, 8, 0, 2, 3, 5, 7, 9, 0, 3, 7, 2, 1, 10

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