Convert the grouped frequency distribution of rat weights, Ask an Expert

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Convert the grouped frequency distribution of rat weights determined in given Problem to a relative frequency, cumulative frequency, and cumulative percentage distribution. biological

Problem
The psychology department of a large university maintains its own vivarium of rats for research purposes. A recent sampling of 50 rats from the vivarium revealed the following rat weights:

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a. Construct a frequency distribution of grouped scores with approximately 11 intervals.

b. Construct a histogram of the frequency distribution constructed in part a.

c. Is the distribution symmetrical or skewed?

d. Construct a stem and leaf diagram with the last digit being a leaf and the first two digits a stem. Do not repeat stem values.

e. Which diagram do you like better, the histogram or the stem and leaf diagram? Why?

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Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M92095486

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