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# Discovering Statistics

Statistics

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## Quiz 5 : Exploring Data With Graphs

The post-order traversal of a hypothetical binary tree is DEBFCA.What is the pre-order traversal?
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Multiple Choice

C

The depth of a complete binary tree is given by?
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Multiple Choice

D

Which of the following data structure is linear type?
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Multiple Choice

D

Which data structure allows deleting data elements from front and inserting at rear?
Multiple Choice
A binary tree can be converted into q 2-trees by doing what?
Multiple Choice
When representing any algebraic expression E which uses only binary operations in a 2-tree,the variable in E will appear as external nodes and operations in internal nodes.
True False
The gradient refers to?
Multiple Choice
The x-intercept refers to?
Multiple Choice
The gradient is calculated by?
Multiple Choice
To represent hierarchical relationship between elements,which data structure is suitable?
Multiple Choice
Recursion is the process of repeating items in a self-similar way.
True False
The x-axis represents?
Multiple Choice
What are special pointers which point to nodes higher in a binary tree called?
Multiple Choice
Which of the following is a non-linear data structure?
Multiple Choice
The 'y-axis on a graph is the ____ axis?
Multiple Choice
Which data structure allows deletions at both ends of a list but insertion only at one end?
Multiple Choice