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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

b part check kary theek hai...

I think ans is 10

can you please give the refrence of the formula  you are using

is it the weighted mean?

haya ap plz assignment ka soltuion word main ya pdf main upload kar sakti han?

g yeh answer teak hai. mainy aur trh calculte kia hai but answer yahi ata ha

Pls show the solution of 2b ?

gyz jus na pori assignment bana li ha kindly post karo

question 3 ki smj ni a rhi koi explain kr den plz

I think Q2 ky (a) part ka yeh solution hai agr correct hai tou mujhe bhi bta do k thee k hai

bai yah already almost 3 tim,es posted ha same discussion main


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