Bill stood outside the mall and asked every fourth person to enter the mall for their favorite sport. There were four choices: football,
baseball, basketball, and other. Bill surveyed a total of 51 people of those surveyed, 13 said football is their favorite,
14 said baseball is their favorite, 12 said basketball is their favorite, and 12 said other
What type of sampling is demonstrated in the situation above?

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step-by-step explanation:

360/29

step-by-step explanation:

b: |12 – x| ≤ 0.25

step-by-step explanation:      

let x be the possible lengths in inches, of the ribbons jaime cut.

we have been given that jaime is cutting strips of ribbon for a project. he tries to cut each piece to be 12 inches long, but sometimes he cuts it too long or too short by as much as 0.25 inch.  

we can represent this information in an inequality as:

by the definition of absolute value function we will get,

upon combining our inequalities we will get,

therefore, the inequality   describes all the possible lengths (x), in inches, of the ribbons jaime cut.

step-by-step explanation: