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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. In the space that separates two objects.

estimate
noun verb

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

negative

/ˈneɡədiv/

adjective exclamation noun verb

characterized by absence of distinguishing features. no. The opposite to a positive electrical charge. 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 act or speak for another person or other people.

average

/ˈav(ə)rij/

adjective noun verb

constituting result found by dividing total amount. Total of numbers divided by the number of items. amount to or achieve as average rate or amount over period of time.

further

/ˈfərT͟Hər/

adjective adverb conjunction verb

Extra; in addition. at, to, or by greater distance. (Used to introduce an additional point); also. help or 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. Tools used to calculate the size of some things. To calculate size, weight or temperature of.

calculate

/ˈkalkyəˌlāt/

verb

To make an educated guess about something.

arithmetic
adjective noun

relating to arithmetic. branch of mathematics.

dealing

/ˈdēliNG/

noun verb

business relations or transactions. To cope with something - usually troubles.

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