Kiplinger€™s (August 2007) lists the assets (in billions of $) for the 20 largest stock mutual funds (ranked by size) as follows:

a. Construct a frequency distribution using classes of 40 up to 70, 70 up to 100, etc.
b. Construct the relative frequency distribution, the cumulative frequency distribution, and the cumulative relative frequency distribution.
c. How many of the funds had assets of at least $100 but less than $130 (in billions)? How many of the funds had assets less than $160 (in billions)?
d. What percent of the funds had assets of at least $70 but less than $100 (in billions)? What percent of the funds had assets less than $130 (in billions)?
e. Construct a histogram. Comment on the shape of thedistribution.

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$99.8 49.7 44.1 128.8 96.5 86.3 58.8 53.6 45.3 109.2 176.7 95.2 73.0 56.9 49.9 92.5 70.9 3 88.2 55.0