Provide an Appropriate Response A) $\operatorname { Min } = 31 , Q _ { 1 } = 58 , Q _ { 2 } = 72 , Q _ { 3 } = 83 , \operatorname { Max } = 99$

question 5

Multiple Choice

Provide an appropriate response.
-The test scores of 30 students are listed below. Find the five-number summary. $$\begin{array} { l l l l l l l l l l } 31 & 41 & 45 & 48 & 52 & 55 & 56 & 58 & 63 & 65 \\67 & 67 & 69 & 70 & 70 & 74 & 75 & 78 & 79 & 79 \\80 & 81 & 83 & 85 & 85 & 87 & 90 & 92 & 95 & 99\end{array}$$

• A) \(\operatorname { Min } = 31 , Q _ { 1 } = 58 , Q _ { 2 } = 72 , Q _ { 3 } = 83 , \operatorname { Max } = 99\)
• B) \(\operatorname { Min } = 31 , Q _ { 1 } = 58 , Q _ { 2 } = 70 , Q _ { 3 } = 83 , \operatorname { Max } = 99\)
• C) \(\operatorname { Min } = 31 , Q _ { 1 } = 57 , Q _ { 2 } = 70 , Q _ { 3 } = 81 , \operatorname { Max } = 99\)
• D) \(\operatorname { Min } = 31 , Q _ { 1 } = 57 , Q _ { 2 } = 72 , Q _ { 3 } = 81 , \operatorname { Max } = 99\)

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Definitions:

Dummy Variables

Binary variables created to represent categorical data in order to use such variables in regression analysis.

Nominal Variable

A type of categorical variable for which there is no inherent order or ranking among the categories.

Indicator Variables

Variables used in regression analysis that take on the value of 0 or 1 to indicate the absence or presence of a categorical effect that may be expected to shift the outcome.

Indicator Variable

A variable used in mathematical modeling and statistical analysis that takes on the value of 0 or 1 to indicate the absence or presence of a certain condition or feature.