The number of weeds that remain living after a specific chemical has been applied averages 1.3 per square yard and follows a Poisson distribution. Based on this, what is the probability that a 3-square yard section will contain less than 4 weeds?
A) 0.4532
B) 0.2001
C) 0.6482
D) 0.1951

Question

Quizplus · Accepted Answer

The average number of weeds in a 3-square yard section is 3 * 1.3 = 3.9. Using the Poisson distribution formula, the probability of having less than 4 weeds (0, 1, 2, or 3) is calculated, resulting in approximately 0.4532.

The Number of Weeds That Remain Living After a Specific