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Subjects>Math>Statistics

What are the upper and lower quartiles?

Anonymous

∙ 10y ago

Updated: 4/28/2022

The upper quartile of a set of data is a value such that a quarter of the observations are greater than that value. The lower quartile is similarly defined as the value such that a quarter of the observations are less than that value.

Wiki User

∙ 10y ago

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Q: What are the upper and lower quartiles?

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Continue Learning about Statistics

How do you find the lower and upper quartiles with only 5 values?

The lower quartile is the second smallest and the upper quartile is the fourth smallest (second largest).

What is the interquartile range a measure of?

The interquartile range is well known as a measure of statistical dispersion. It is equal to difference between upper and lower quartiles. The quartiles is a type of quantile.

Can all quartiles and deciles be expressed in percentiles?

yes! Since Q1 = P25 Q2=P50 Q3=P75 Similarly, D1=P10 D2=P20 . . . D9=P90 Where, Q1, Q2, Q3 are lower, median and upper quartiles respectively Dn are the deciles Good Luck~! Sehrish

What is a lower quartile?

A lower quartile i s the mediaon of the lower half of a data set. A data set is divided up into different quartiles.

How do 1 Solve for quartiles in a grouped data?

formula in solving quartiles: QK = ([kN - <CF] / FQK)i where in: Q = Quartile k = given value N = Total number of variables <CF = Lower Frequency of Lower Area i = Interval

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