learn by watching

The links below will launch the video lessons in YouTube

• Samples and Statistics versus Populations and Parameters ( 14 minutes  21 seconds)
• Margins of Error and Confidence Intervals (6 minutes 36 seconds)

Try Exercises #1-11

•  Sampling Methods ( 9 minutes 49 seconds)

Try Exercises #12-13

•  Identifying Bias ( 18 minutes 10 seconds)

Try Exercises #14-15

•  Observations versus Experiments ( 3 minutes 34 seconds)
• Experiment Types and Vocabulary ( 10 minutes 48 seconds)

Try Exercises #16-22
Try Exercises #23-30 (review of previous concepts)

• Categorical versus Quantitative Data ( 5 minutes 8 seconds)
• Choosing an Appropriate Graph Type for Your Data ( 9 minutes 37 seconds)

Try Exercises #31-40

learn by reading