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5 questions
The ___________ are the score-points which divide a distribution into
four equal parts.
Quartiles
Deciles
Percentiles
Fractions
Middle quartile is also called as __________.
Third Quartile
First Quartile
Second Quartile
Fourth Quartile
What is the formula of Q3
1/4 (𝒏 + 𝟏)
3/4 (𝒏 + 𝟏)
1/42(𝒏 + 𝟏)
(𝒏 + 𝟏)/2
Speed is the rate at which an object covers distance. Here are the records of speed of different vehicles that passes through North Luzon Express Way (NLEX) in km/hr. 65, 65, 75, 80, 80, 84, 85, 90, 90. Find the first quartile ( Q1 ).
65
75
80
84
Speed is the rate at which an object covers distance. Here are the records of speed of different vehicles that passes through North Luzon Express Way (NLEX) in km/hr. 65, 65, 75, 80, 80, 84, 85, 90, 90. Find the upper quartile ( Q3 ).
84
80
85
64
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