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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

Larger in size or number.

dispense

/dəˈspens/

verb

distribute or provide to people.

happening

/ˈhap(ə)niNG/

adjective noun verb

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

equality

/əˈkwälədē/

noun

state of being equal.

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 take (money or goods) without permission.

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

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

mechanical apparatus. make or operate on with machine.

significantly

/səɡˈnifəkəntlē/

adverb

in sufficiently great or important way as to be worthy of attention.

significance

/siɡˈnifikəns/

noun

(Statistics) being clearly different.

average

/ˈav(ə)rij/

adjective noun verb

constituting result found by dividing total amount. Total of numbers divided by the number of items. To add numbers then divide by the number of items.

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