A Bicycle Shop Equips 60% of Their Bikes with a Water

question 13

Multiple Choice

A bicycle shop equips 60% of their bikes with a water bottle holder. 55% of the bikes they sell have a kickstand attached to
the bike. 34% of the bikes sold have both features.
-What is the probability that a randomly selected bicycle will have a kickstand or a water bottle
Holder?

• A) 81%
• B) 34%
• C) none of these
• D) 56.7%
• E) 61.8%

Understand the characteristics and conditions required for a binomial distribution.

Calculate expected values and probabilities using binomial distribution formulas.

Distinguish between binomial and non-binomial experimental conditions.

Calculate the mean, variance, and standard deviation of a binomially distributed variable.

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Definitions:

Sensory Overload

A condition where one or more of the body's senses experiences overstimulation from the environment, leading to discomfort, stress, or difficulty in processing information.

Ambient Light

The natural or surrounding light present in an environment without any artificial illumination.

Caffeine Intake

The amount of caffeine consumed by an individual, usually measured in milligrams per day.

Periods Of Sleep

Different stages that occur during sleep, including REM (rapid eye movement) and non-REM phases, both crucial for restorative processes.