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Range, variance and standard deviation as measures of dispersion | Khan Academy

2,057,508 views

Khan Academy

Video Language:

  • English

Caption Language:

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

Accent:

  • English (US)

Speech Time:

98%
  • 12:23 / 12:34

Speech Rate:

  • 163 wpm - Fast

Category:

  • Education

Tags :

Intro:

Video Vocabulary

between

/bəˈtwēn/

adverb preposition

in space separating things. From one person, thing, or place, to another.

estimate
noun verb

approximate calculation. To guess or calculate the cost, size or value of.

negative

/ˈneɡədiv/

adjective exclamation noun verb

Focusing on the bad aspects; pessimistic. no. word or statement expressing denial. refuse to accept.

central

/ˈsentrəl/

adjective noun

Most significant or important. place with high concentration of specified type of person or thing.

tendency

/ˈtendənsē/

noun

Likelihood to behave in a particular way.

represent

/ˌreprəˈzent/

verb

To show or describe something in a particular way.

average

/ˈav(ə)rij/

adjective noun verb

Typical or normal; usual; ordinary. Total of numbers divided by the number of items. To add numbers then divide by the number of items.

further

/ˈfərT͟Hər/

adjective adverb conjunction verb

Extra; in addition. at, to, or by greater distance. (Used to introduce an additional point); also. To help to happen or develop; promote.

assuming

/əˈso͞omiNG/

adjective conjunction verb

arrogant or presumptuous. used for purpose of argument to indicate premise on which statement can be based. To take a job or the responsibilities of another.

population

/ˌpäpyəˈlāSH(ə)n/

noun

all inhabitants of place.

difference

/ˈdif(ə)rəns/

noun verb

A thing or issue that people do not agree about. alter coat of arms.

measures

/ˈmeZHər/

noun other verb

plan or course of action. Plan to achieve a desired result. To determine the value or importance of something.

calculate

/ˈkalkyəˌlāt/

verb

determine mathematically.

arithmetic
adjective noun

relating to arithmetic. Math of adding, subtracting, dividing, multiplying.

dealing

/ˈdēliNG/

noun verb

business relations or transactions. To do business with someone or to sell products.

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