Data Science Review

Data Science Review

Assessment

Flashcard

Mathematics

9th - 12th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the first step after opening Pyret?

Back

Press 'run', type animals-table, and press 'enter'.

2.

FLASHCARD QUESTION

Front

What does count(animals-table, 'species') show?

Back

This table shows how many of each species are in the animals table.

3.

FLASHCARD QUESTION

Front

What does pie-chart(animals-table, 'weeks') display?

Back

This graph shows the percentage of animals that were adopted at each number of weeks.

4.

FLASHCARD QUESTION

Front

What does histogram(animals-table, 'species', 'weeks', 2) illustrate?

Back

This graph shows when the animals were adopted according to weeks with a bin size of 2.

5.

FLASHCARD QUESTION

Front

What information does bar-chart(animals-table, 'sex') provide?

Back

This graph shows the sexes of the animals in the animals table.

6.

FLASHCARD QUESTION

Front

Define 'data visualization'.

Back

The graphical representation of information and data to communicate insights clearly.

7.

FLASHCARD QUESTION

Front

What is a 'contract' in programming?

Back

A contract specifies the expected input and output of a function.

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