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Examples of null and alternative hypotheses | AP Statistics | Khan Academy

122,299 views

Khan Academy

Video Language:

  • English

Caption Language:

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

Accent:

  • English (US)

Speech Time:

98%
  • 5:35 / 5:41

Speech Rate:

  • 171 wpm - Fast

Category:

  • Education

Tags :

Intro:

Video Vocabulary

greater

/ɡrāt/

adjective

Area larger than another e.g. in a city.

dispense

/dəˈspens/

verb

To distribute, prepare and give out.

happening

/ˈhap(ə)niNG/

adjective noun verb

fashionable. event or occurrence. To take place or occur.

equality

/əˈkwälədē/

noun

Idea that all people have the same rights.

hypotheses

/hīˈpäTHəsəs/

noun other

supposition or proposed explanation made on basis of limited evidence as starting point for further investigation. Theories trying to explain some things.

appropriate
adjective verb

Right or suitable for some situation or purpose. take something for one's own use.

suspects
noun other verb

person thought to be guilty of crime or offence. People thought to have committed a crime. To consider someone is the one guilty of a crime.

statement

/ˈstātmənt/

noun

Act or process of saying something formally.

describe

/dəˈskrīb/

verb

give detailed account in words of.

ourselves

/ou(ə)rˈselvz/

pronoun

used as object of verb or preposition when this is same as subject of clause.

hypothesis

/hīˈpäTHəsəs/

noun

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

machine

/məˈSHēn/

noun verb

mechanical apparatus. make or operate on with machine.

significantly

/səɡˈnifəkəntlē/

adverb

In a way that is important or noticeable.

significance

/siɡˈnifikəns/

noun

(Statistics) being clearly different.

average

/ˈav(ə)rij/

adjective noun verb

Typical or normal; usual; ordinary. Total of numbers divided by the number of items. amount to or achieve as average rate or amount over period of time.

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