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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

of above average extent.

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

suitable or proper in circumstances. To set aside money for a specific later purpose.

suspects
noun other verb

person thought to be guilty of crime or offence. People thought to have committed a crime. have idea of existence of something without certain proof.

statement

/ˈstātmənt/

noun

definite or clear expression of something in speech.

describe

/dəˈskrīb/

verb

To tell the appearance, sound, smell of something.

ourselves

/ou(ə)rˈselvz/

pronoun

(Showing speaker is affected by their own action).

hypothesis

/hīˈpäTHəsəs/

noun

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

machine

/məˈSHēn/

noun verb

Piece of equipment used to do work. make or operate on with machine.

significantly

/səɡˈnifəkəntlē/

adverb

In a way that is meaningful.

significance

/siɡˈnifikəns/

noun

quality of being worthy of attention.

average

/ˈav(ə)rij/

adjective noun verb

constituting result found by dividing total amount. number expressing the central or typical value in a set of data. amount to or achieve as average rate or amount over period of time.

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