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BBS 1st Year Business Statistics 2083 Question Paper PDF

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August 16, 2026

If you need the BBS 1st Year Business Statistics 2083 Question Paper PDF, download it from our website.

Also Read: BBS 1st Year All subjects Notes.

BBS 1st Year Business Statistics 2083 Question Paper PDF

TRIBHUVAN UNIVERSITY2083 (Regular)B.B.S. 4 Yrs. Prog. / I Year / MGMT

Full Marks: 100MGT 202: Business Statistics Time: 3 hrs.

Candidates are required to give their answers in their own words as far as practicable. The figures in the margin indicate full marks.

Also Read: BBS 1st Year Old is Gold 2083 PDF free download.

Group “A”

Brief Answer Questions Attempt ALL questions. [10×2=20]

1. Mean of 100 items was 50. Later on it was found that two items were misread as 92 and 8 instead of 192 and 88. Find the correct mean.

2. If $\text{mean} = 45$, standard deviation = 10$ and mode = 43.7$. Find Pearson’s coefficient of skewness.

3. A frequency distribution has Karl Pearson’s coefficient of skewness is 0.5, mean is 5, and standard deviation is 2. Find the mode of the distribution.

Also Read: BBS 1st Year Old Questions Paper PDF.

5. If the regression coefficient of $y$ on $x$ ($b_{yx}) = -0.61 and the regression coefficient x on y (b_{xy}) = -0.53, calculate the coefficient of correlation and interpret the result.

6. The standard deviation of a symmetrical distribution is 5. What must be the value of fourth moment about mean in order that the distribution be mesokurtic?

7. A bag contains 20 balls numbered from 1 to 20. One ball is drawn at random. Find the probability that the number of the drawn ball be multiple of 3 or 7.

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