The Frequency Distribution Below Summarizes Employee Years of Service for Alpha

question 110

Multiple Choice

The frequency distribution below summarizes employee years of service for Alpha Corporation. Find the class boundaries for class 26-30. $$\begin{array} { | c | c | } \hline \text { Years of service } & \text { Frequency } \\\hline 1 - 5 & 5 \\6 - 10 & 20 \\11 - 15 & 25 \\16 - 20 & 10 \\21 - 25 & 5 \\26 - 30 & 3 \\\hline\end{array}$$

• A) 25.5, 20.5
• B) 25.5, 30.5
• C) 26.5, 29.5
• D) 26.5, 30.5

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Definitions:

Planula

The free-swimming, ciliated larva form of certain cnidarians, such as jellyfish, before it settles on a surface and develops into a polyp.

Miracidium

A free-swimming larval stage in the life cycle of certain parasitic flukes, hatching from eggs and infecting the first intermediate host, typically a snail.

Polyp Colony

An aggregation of many individual, yet genetically identical, polyps that are connected, forming organisms such as corals.

Collar Cells

Specialized cells found in sponges (Porifera) that have a collar-like structure and are involved in water filtration and nutrient capture.