A Random Group of Students Was Asked to Name Their $16 \%$

question 6

Multiple Choice

A random group of students was asked to name their favorite type of music. The campus radio station believes that $16 \%$ of the students prefer rap, $26 \%$ prefer rock, $15 \%$ country, $11 \%$ prefer new age, and $32 \%$ prefer oldies. Is there evidence to reject this hypothesis at $\alpha = 0.05$ ?
$\begin{array} { c c c c c c } \text { Type of music } & \text { Rap } & \text { Rock } & \text { Country } & \text { New Age } & \text { Oldies } \\ \text { Number of Students } & 24 & 29 & 18 & 20 & 18 \end{array}$

• A) There is evidence to reject the claim that the favorite music types are distributed as claimed because the test value 16.170 > 9.488
• B) There is evidence to reject the claim that the favorite music types are distributed as claimed because the test value 16.170 > 7.815
• C) There is not evidence to reject the claim that the favorite music types are distributed as claimed because the test value 9.488 < 16.170
• D) There is not evidence to reject the claim that the favorite music types are distributed as claimed because the test value 11.070 < 16.170

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Definitions:

Multiechelon Supply Chain

A complex supply chain system that involves multiple levels of suppliers, warehouses, production facilities, and distribution centers.

Aggregation

The process of combining multiple items or data points into a single group for simplicity or analysis.

Inventory Upstream

Inventory located earlier in the supply chain, typically held by suppliers or manufacturers before it moves down the chain to distributors or retailers.

CSL (Cycle Service Level)

A measure of the probability that a demand will be satisfied during a single order cycle without stockouts.