Find mode and median, Basic Statistics

Assignment Help:

The following data shows marks obtained by 40 students in a Statistics test.

75 99 72 54 25 40 65 32 69 10 85 48 52 80 

63 64 35 62 51 71 67 57 95 74 56 69 61 

49 45 63 39 73 53 82 76 50 66 60 55 62 

Construct a grouped frequency distribution with the intervals of 10 starting from

10-19, 20-29 etc

a) Find 

i) Mode     

ii) Median    

iii) Inter-quartile range   

iv)  Co-efficient of variation based on Quartile    

b) Comment on the

 i) Symmetry     

 ii) Peakedness of the distribution


Related Discussions:- Find mode and median

T test, Ten students are given coaching for environmental statistics. The s...

Ten students are given coaching for environmental statistics. The score obtained in tests 1 and 5 are given below: Sl No of student 1 2 3 4 5 6 7 8 9 10 Marks in 1st test 50 52 53

Ascertainment bias, Ascertainment Bias A possible form of the bias, ma...

Ascertainment Bias A possible form of the bias, mainly in retrospective studies, which arises from a relationship amongst the exposure to the risk factor and the probability o

Business law, LAW 2003 Assignment 1 (Winter 2012) 1. Brief the following c...

LAW 2003 Assignment 1 (Winter 2012) 1. Brief the following case: Ragoonanan v. Imperial Tobacco (from pages 587 to 595 of the Ontario Reports) on the document attached online. It’

Operation research, A paper mill produces two grades of paper viz., X and Y...

A paper mill produces two grades of paper viz., X and Y. Because of raw material restrictions, it cannot produce more than 400 tons of grade X paper and 300 tons of grade Y paper i

Probability tree., Modern hotels and certain establishments make use of an ...

Modern hotels and certain establishments make use of an electronic door lock system. To open a door an electronic card is inserted into a slot. A green light indicates that the doo

IET 3339, 1. If each sample taken has 500 units, and the average proportio...

1. If each sample taken has 500 units, and the average proportion nonconforming is 0.034, what is the upper and lower control limits for the p-chart? 2. If you sample 450 parts

What is a basis point?, What is a basis point? A base factor is a hundre...

What is a basis point? A base factor is a hundredth (1/100) of an amount factor. Indicated another way, one amount factor is equal to 100 base factors. This means that if an amo

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd