During the Summer Season, the Average Number of Lightning Strikes

question 7

Multiple Choice

During the summer season, the average number of lightning strikes per week in the Royal Canyon area is 3.6.Assume that all the Poisson conditions are met.Let x represent values for the random variable "number of lightning strikes in a week." What is the variance of x?

• A)4.9
• B)5.2
• C)2.7
• D)3.0
• E)3.6

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Definitions:

Random Mating

A mating system where all individuals within a population have an equal chance of mating with each other, leading to genetic diversity.

Artificial Selection

The process by which humans breed plants or animals for particular genetic characteristics.

Directional Selection

Mode of natural selection in which forms of a trait at one end of a range of variation are adaptive.

Disruptive Selection

Mode of natural selection in which forms of a trait at both ends of a range of variation are adaptive, and intermediate forms are selected against.