SCENARIO 6-2 John Has Two Jobs.For Daytime Work at a Jewelry Store

question 16

Short Answer

SCENARIO 6-2
John has two jobs.For daytime work at a jewelry store he is paid $15,000 per month,plus a commission.His monthly commission is normally distributed with mean $10,000 and standard deviation $2000.At night he works occasionally as a waiter,for which his monthly income is normally distributed with mean $1,000 and standard deviation $300.John's income levels from these two sources are independent of each other.
-Referring to Scenario 6-2,for a given month,what is the probability that John's commission from the jewelry store is more than $9,500?

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Definitions:

Negative Scores

Values that fall below the designated origin or point of reference, often indicating less than average results or deficits.

Frequency Distributions

A way of summarizing data that shows the number of observations that fall within a range of values.

Normal Distributions

Normal distributions are a type of statistical distribution that is symmetric and bell-shaped, where most occurrences take place around the central peak.

Independent Variables

Independent variables are the variables in a study that are manipulated or changed to observe their effect on other dependent variables.