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  • Quantitative Aptitude Practice Statistics Study Material

Digitization help student to explore and study their academic courses online, as this gives them flexibility and scheduling their learning at their convenience. Kidsfront has prepared unique course material of Statistics Statistics for Quantitative Aptitude Practice student. This free online Statistics study material for Quantitative Aptitude Practice will help students in learning and doing practice on Statistics topic of Quantitative Aptitude Practice Statistics. The study material on Statistics, help Quantitative Aptitude Practice Statistics students to learn every aspect of Statistics and prepare themselves for exams by doing online test exercise for Statistics, as their study progresses in class. Kidsfront provide unique pattern of learning Statistics with free online comprehensive study material and loads of Quantitative Aptitude Practice Statistics Statistics exercise prepared by the highly professionals team. Students can understand Statistics concept easily and consolidate their learning by doing practice test on Statistics regularly till they excel in Statistics Statistics.


Statistics
Find the Median of the grouped data if Mean is 10.5 and mode is 14?

a) 8.67 approx.
b) 9.67 approx.
c) 10.67 approx.
d) 11.67 approx.



Answer
Correct Answer Is : 11.67 approx.
Solution Is :

If the mean concentration of SO2 in air is 0.099 ppm, the assumed mean for this is 0.14, class interval is 0.04 where ∑fiui is -31. Find the Frequency of the groups data.


a) 14
b) 40
c) 31
d) 30



Answer
Correct Answer Is : 30
Solution Is :
The intersection of two ogives on the same axis

a) Mean
b) Median
c) Mode
d) All of these



Answer
Correct Answer Is : Median
Solution Is :
What is the mid point of a upper class and lower class?

a) Frequency
b) Class mark
c) Class size
d) None of these



Answer
Correct Answer Is : Class mark
Solution Is :
We need Standard deviation, Mode and Mean to measure central tendency.

a) TRUE
b) FALSE
c) Some extent
d) All of these



Answer
Correct Answer Is : FALSE
Solution Is :
The median length of 40 leaves of a plant is 146.75 mm, the lower limit of the median class is 144.5. Find the class interval

a) 0
b) 5
c) 9
d) 15



Answer
Correct Answer Is : 9
Solution Is :
Can you represent the ungrouped data in frequency polygons?

a) Yes
b) No
c) Some extent
d) None of these



Answer
Correct Answer Is : Yes
Solution Is :
Mode=2*median-3*mean, is it true?

a) TRUE
b) FALSE
c) Some extent
d) All of these



Answer
Correct Answer Is : FALSE
Solution Is :

Solve for ∑fiui where the cumulative frequency is 30 and the mean heart beat per minute is 75.9.


a) 1
b) 2
c) 3
d) 4



Answer
Correct Answer Is : 4
Solution Is :
Determine the class size of class 15 - 25

a) 10
b) 15
c) 20
d) 25



Answer
Correct Answer Is : 10
Solution Is :

Preparation for Exams