A Simple Random Sample of 6 Computer Programmers in Houston

question 18

Short Answer

A simple random sample of 6 computer programmers in Houston, Texas revealed the sex of the programmers and the following information about their weekly incomes.
$\begin{array}{ccc}\text { Programmer }&\text { Weekly Income }&\text { Sex }\\\text { A } & \$ 250 & \text { M } \\\text { B } & 270 & \text { M } \\\text { C } & 285 & \text { F } \\\text { D } & 240 & \text { M } \\\text { E } & 255 & \text { M } \\\text { F } & 290 & \text { F }\end{array}$
a. What is the point estimate for the average weekly income of all the computer programmers in Houston?
b. What is the point estimate for the standard deviation of the population?
c. Determine a point estimate for the proportion of all programmers in Houston who are female.

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Definitions:

Consistent Increase

A steady and continuous rise in quantity, size, number, or extent over a period of time.

Physical Punishment

The use of physical force with the intention of causing a person to experience pain or discomfort as a penalty for unacceptable behavior or for the purpose of discipline.

Aggressive Children

Children who exhibit behaviors characterized by physical or verbal harm towards others, or a readiness to confront or engage in conflict.

Gene

A unit of heredity made up of DNA that is responsible for a specific trait or function in an organism.