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Introduction to power in significance tests | AP Statistics | Khan Academy

126,719 views

Khan Academy

Video Language:

  • English

Caption Language:

  • {{captionLanguage | language_name}} ({{captionLanguage}})

Accent:

  • English (US)

Speech Time:

97%
  • 9:30 / 9:45

Speech Rate:

  • 161 wpm - Fast

Category:

  • Education

Tags :

Intro:

Video Vocabulary

statistics

/stəˈtistiks/

noun other

practice or science of collecting and analysing numerical data in large quantities. Mathematics used to interpret numerical data.

increase
noun verb

Fact of increasing; amount something grows by. become or make greater in size or degree.

difficult

/ˈdifəkəlt/

adjective

Hard; not easy; you need to work hard to do it.

probability

/ˌpräbəˈbilədē/

noun

What the chances are that something will happen.

connect

/kəˈnekt/

verb

bring together to form link.

interesting

/ˈint(ə)rəstiNG/

adjective verb

Taking your attention; making you want to know. To make someone want to know about something.

significance

/siɡˈnifikəns/

noun

The potential for something to have a big effect.

hypothesis

/hīˈpäTHəsəs/

noun

supposition or proposed explanation made on basis of limited evidence as starting point for further investigation.

conditional

/kənˈdiSH(ə)n(ə)l/

adjective noun

subject to conditions being met. Clause or sentence beginning with 'if' or 'unless'.

conceptualize

/kənˈsep(t)SH(o͞o)əˌlīz/

verb

form concept or idea of.

dealing

/ˈdēliNG/

noun verb

business relations or transactions. To buy and sell illegal drugs.

rejecting
verb

To decide that something is not good enough.

decrease
noun verb

instance of becoming smaller or fewer. make or become smaller or fewer.

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