Random Sampling and Survey Methods

John assigns numbers to six teachers and rolls a die twice to select two teachers for a survey. This method is analyzed to determine if it qualifies as random sampling. The conclusion is that it does, as each teacher has an equal chance of being selected, and the entire population is represented.

What is the purpose of assigning numbers to the teachers?

• To assign them to different classes

• To rank them based on performance

• To select them for a survey using a die

• To identify their favorite number

How many sides does the die have that John uses?

• Four

• Five

• Six

• Eight

What does John do after rolling the die twice?

• He rolls the die again

• He gives a survey to the selected teachers

• He changes the numbers assigned to the teachers

• He assigns new numbers to the teachers

What is the main criterion for a sampling method to be considered random?

• Each individual must have an equal chance of being selected

• It must be cost-effective

• It must be quick

• It must involve rolling a die

Why is the method used by John considered random sampling?

• Because it involves a die

• Because it is a traditional method

• Because it is a fun method

• Because all teachers have an equal chance of being selected

What does the entire population refer to in this context?

• All teachers in the school

• All teachers in the English Department

• All students in the English Department

• All students in the school

What ensures that the sampling method represents the entire population?

• The die is rolled more than twice

• The survey is conducted multiple times

• Only the best teachers are selected

• All teachers have a possibility of being surveyed