A Market Research Team Compiled the Following Discrete Probability Distribution

question 66

Multiple Choice

A market research team compiled the following discrete probability distribution for families residing in Randolph County.In this distribution,x represents the number of evenings the family dines outside their home during a week. The mean (average) value of x is _______________.

• A)1.0
• B)1.5
• C)2.0
• D)2.5
• E)3.0

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Definitions:

Sarcoplasmic Reticulum

A network of membranes found within muscle cells that stores and releases calcium ions, aiding in muscle contraction.

Sarcolemma

The cell membrane surrounding a muscle fiber, playing a crucial role in muscle contraction.

Acetylcholine Receptors

Protein receptors located in the neuro-muscular junction and various parts of the nervous system that bind acetylcholine, facilitating neurotransmission.

Motor End Plate

The specialized part of a muscle fiber membrane at a neuromuscular junction where a motor neuron applies its neurotransmitter.