TEACHER NOTE: Please use a new class code for this part of the activity.

Class code: {none}
Class data will automatically update roughly every 5 - 10 seconds.

Let's do the activity!

Justin Timberlake’s concert promoter wants to find out how much fans in the V.I.P. section enjoy the concert. He will estimate the average enjoyment level (1 to 100) for all 50 fans by selecting a sample of 10 fans. Which sampling method will give him the best estimate?

Method #1: Simple Random Sample

Select a simple random sample of 10 fans.
Average enjoyment: ?

Method #2: Cluster Sample

Each column is a cluster. Randomly select two columns.
Interview all fans in the selected clusters.
Average enjoyment: ?

Method #3: Systematic Sample (every 8th)

Randomly choose a fan as a starting point.
Move down rows to interview every 8th fan.
After last row, wrap back around to the first row.
Average enjoyment: ?

If we did a census...


True mean enjoyment: ?


Teacher Panel Admin code: {none}


Edit which plot:



(Mouse over data to see exact values.)




Quick Add To the plot, quickly add samples (max 2000).

Adjust color, rounding, and percent/proportion preferences | Back to menu