Referenced from lesson Displaying Categorical Data (Spring, 2021)
Use Pyret to make the following displays, then write the code on the blank line below:
1 A pie-chart showing the species of animals from the shelter.
2 A bar-chart showing how many animals are fixed or not.
3 A histogram of the number of pounds that animals weigh.
4 A box-plot of the number of weeks that it takes animals to be adopted.
5 A scatter-plot, using the animals name as the labels, age as the x-axis, and pounds as the y-axis, for all the animals from the shelter.
6 A scatter-plot, using the animals species as the labels, age as the x-axis, and weeks as the y-axis, for all the animals from the shelter.
7 (Challenge) An lr-plot, using the animals species as the labels, pounds as the x-axis, and weeks as the y-axis, for all the animals from the shelter.
These materials were developed partly through support of the National Science Foundation,
(awards 1042210, 1535276, 1648684, and 1738598). 
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