Page 1 of 3
Download
Get this sheet
SubscriptionOpen any sheet in any course, up to 40 a month, keys included. Or $40 month to month.
$25/mo, billed yearly
SubscribeTry one first: a free Chapter 1 worksheet (PDF, no sign-in).
What's on the worksheet
- A made-up translation agency promises a client that at least 95% of the pages it translates are free of errors.
- For years 6% of the rolls printed at a made-up wallpaper plant have had a misprint.
- For each test, say which error is the more serious, and then choose = 0.01 or = 0.10.
- A made-up sticker printer promises that at most 3% of its stickers peel within a month.
- A made-up envelope factory makes envelopes in lots.
- A made-up chalk factory makes sidewalk chalk in batches.
Teach it first
The free lesson teaches it with worked examples and practice problems.
Type I and Type II errors: the lesson ›More Chapter 8 worksheets: Inference for proportions: significance tests
- 8.1Comparing two treatments by re-randomizing
- 8.2Null and alternative hypotheses
- 8.3Test statistic
- 8.4p-values and the significance level
- 8.5Deciding and concluding from a p-value
- 8.6One sample test for a proportion
- 8.7Test for a difference of proportions
- 8.8Type I and Type II errors
- 8.9Power and what raises it
- 8.10Cautions about significance