Suppose the Number of Babies Born During an 8-Hour Shift

question 101

Multiple Choice

Suppose the number of babies born during an 8-hour shift at a hospitalʹs maternity wing follows a Poissondistribution with a mean of 5 an hour. Find the probability that three babies are born during a particular1-hour period in this maternity wing.

• A) 0.140374
• B) 0.021780
• C) 0.017547
• D) 0.002053

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Definitions:

Negative Value

A number that is less than zero, representing a decrease, loss, or position below a starting point.

Positive Value

A numerical value greater than zero, representing quantities that have magnitude and direction.

Null Hypothesis

A statement asserting there is no effect or no difference, serving as the default or starting assumption in hypothesis testing.

Alternative Hypothesis

The hypothesis concluded to be true if the null hypothesis is rejected.