TABLE 18-1
a Local Newspaper Has 10 Delivery Boys

question 75

Multiple Choice

TABLE 18-1
A local newspaper has 10 delivery boys who each deliver the morning paper to 50 customers every day. The owner decides to record the number of papers delivered on time for a 10-day period and construct a p chart to see whether the percentage is too erratic.
$\begin{array}{cc}&\text { Number of Papers }\\\text { Day } & \text { Delivered on Time } \\1 & 46 & \\2 & 45 & \\3 & 46 & \\4 & 45 & \\5 & 43 & \\6 & 48 & \\7 & 46 & \\8 & 49 & \\9 & 48 & \\10 & 47 &\end{array}$

-Referring to Table 18-1, what is the numerical value of the upper control limit for the p chart?

• A) 0.926
• B) 0.961
• C) 1.000
• D) 0.979

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Definitions:

Nematocyst

A specialized cell in the tentacles of a cnidarian, such as a jellyfish, containing a barbed or venomous coiled thread that can be projected in self-defense or to capture prey.

Cnidarians

A phylum of aquatic invertebrates known for their specialized cells called cnidocytes, which they use for capturing prey.

Polyp Form

A type of body form in cnidarians, such as corals and sea anemones, characterized by a cylindrical shape and a mouth surrounded by tentacles.

Ciliated Larvae

Larval forms of certain aquatic animals, particularly some mollusks and annelids, which have cilia (tiny hair-like structures) for movement and feeding.