Exercise $2($a$)$:

This data is

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and

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$.$

Exercise $2($b$)$:

Choose the vector that results from the code:

defects $<-$ c$($rep$(3,8),$ rep$(4,5))$

$[$ Select $]$

Suppose we've stored our vector of defects into the variable defects. Which of the following code will create a basic frequency histogram of the defects vector?