Provide an Appropriate Response

question 4

Multiple Choice

Provide an appropriate response.
-Which of the random variables described below is likely to have a Poisson distribution? - The random variable X is the number of accidents occurring during a ski season at a particular
Ski resort.-Fifty people are selected at random from among the skiers at a particular resort. The random Variable Y is the number among the fifty who have been involved in a ski accident during the past Ski season. -One ski resort allows both skiers and snowboarders. Fifty people are selected at random from the People waiting in line at one of the resort's chairlifts. The random variable Z is the number of Snowboarders among the fifty.

• A)X, Y, and Z
• B)Y and Z
• C)X only
• D)X and Y

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Definitions:

Active Sites

Regions on enzymes where substrate molecules bind and undergo a chemical reaction.

Cross-Bridges

The connections formed between actin filaments and myosin heads during muscle contraction, enabling force generation.

Actin Myofilaments

Thin filaments primarily composed of the protein actin, playing a crucial role in muscle contraction and cell movement.

Sarcoplasmic Reticulum

A specialized type of smooth endoplasmic reticulum found in muscle cells, responsible for storing and releasing calcium ions, which are crucial for muscle contraction.