Suppose a Population Has a Mean of 450 and a Variance

question 23

Multiple Choice

Suppose a population has a mean of 450 and a variance of 900.If a random sample of size 100 is drawn from the population,the probability that the sample mean is between 448 and 453 is _______.

• A) 0.4972
• B) 0.6826
• C) 0.4101
• D) 0.5899
• E) 0.9878

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Definitions:

F(x)

Generally refers to a function of x, which might denote a variety of mathematical relationships depending on the context.

Exponential Distribution

Exponential distribution is a continuous probability distribution used to model the time between events in a Poisson process, characterizing occurrences that happen independently and at a constant average rate.

Probability Distribution

It is a mathematical tool that quantifies the probability of different outcomes in any given experiment.

Exponentially Distributed

Pertaining to a continuous probability distribution used to model the time between events in a process that occur continuously and independently at a constant average rate.