Use the Given Process Data to Construct a Control Chart $$\begin{array} { l l l l l l l l l l l l l l l l l l l l } 4 & 4 & 5 & 5 & 5 & 5 & 5 & 6 & 6 & 6 & 6 & 12 & 6 & 6 & 6 & 7 & 6 & 7 & 8 & 7\end{array}$$

question 70

Multiple Choice

Use the given process data to construct a control chart for p. A drugstore considers a wait of more than 5 minutes to be a defect. Each week 100 customers are randomly selected and timed at the checkout line. The numbers of defects for
20 consecutive weeks are given below. $$\begin{array} { l l l l l l l l l l l l l l l l l l l l } 4 & 4 & 5 & 5 & 5 & 5 & 5 & 6 & 6 & 6 & 6 & 12 & 6 & 6 & 6 & 7 & 6 & 7 & 8 & 7\end{array}$$ What is the value of the upper control limit?

• A) 0.0622
• B) 0.0783
• C) 1
• D) 6.2

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Definitions:

Synaptic Cleft

The narrow gap between the terminal end of a neuron and the neighboring neuron or muscle cell, across which neurotransmitters are released to transmit signals.

Schwann Cell

A type of glial cell that forms the myelin sheath around nerve fibers in the peripheral nervous system.

Neuron Cell Body

Enlarged portion of the neuron containing the nucleus and other organelles; also called nerve cell body.

Axon

Main central process of a neuron that normally conducts action potentials away from the neuron cell body.