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Assignment no.1 (Lessons 1 – 15)

 

Question 1:                                                                                                                Marks: 3+2=5

a)      The mean age of a group of 100 persons was found to be 32.02. Later it was discovered that age 57 was misread as 27. Find the corrected mean?

 

b)      The sum of deviations from an arbitrary value A = 15 for 10 values is 25, find the A.M.

 Question 2:                                                                                                               Marks: 3+3=6

a)      The mean of 200 items is 48 and their S.D is 3. Find the values of  and  

 

b)      A vehicle going up from Islamabad to Murree consumes petrol at the rate of One liter per 8 km, while going down from Murree to Islamabad one liter per 12 km. Find the average rate of consumption between the two cities.                                                                                                          

 

Question 3:                                                                                                                         Marks: 4

The S.D of the symmetrical distribution is 5. What must be the value of, and also explain that the distribution will be?                                                                                                                                   

(i)                 Meso-kurtic

(ii)               Platy-Kurtic

(iii)             Leptokurtic


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Replies to This Discussion

yh setting karo then copy kr k past krna

nahi ho rahi

thanks for the help

but there is a small mistake in b part of Q2

theek kr lyn apna

0.208 ki jgah ap ne 0.0208 likha hy

Tariq bhai ye upr wala solution correct hy..????

Question Number 3 ky bary mein clear karna tha kuch moments kaisy maloom karni hai or ye S.D ka kia chakar hai? or Kurtosis ky kia concepts hain?

mai ye attahcment kholny ki koshish kar raha hn but ye agay sy site warning ati hai k u r trying to open the milicious site

I 9 v must use Math type but just asking that can we use microsoft Mathtype which is in ms word????

Q1.

a.

Solution:

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thnx shehzad bhai

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