# Basic Statistics Timed Question 2. Need in 50 Minutes!

Anonymous

Question description

### Question 2

A commodity trader who usually makes around 25 transactions per week obtained the following graph showing the average transaction size in \$1000 for each of the last 20 weeks. Each dot represents the weekly average (in \$1000) of about 25 transactions.

By examining the graph, would you estimate the standard error for the weekly average of transaction sizes to be closest to \$2,000, \$20,000, or \$50,000?

\$20,000

\$2,000

\$50,000

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