Question

No. of cust
Solve the following:
No. of
1. The frequency distribution of number of accidents due to driving for more than the prescribed time
is given below. Find coefficient of skewness by Bowley's method.
3
2
1.5
The frequenc
of skewness
1
0
5
4
2.
2
2
1
No. of driving hours more than prescribed time 4
3.5
2.5
Xo. of accidents
5
3
1 2
The daily temperature of a city in the year 2014 is recorded as follows. The daily temperature has
not been below 10°С. Find Karl Pearson's coefficient of skewness. State the type of skewness.
Size of gl
(sq. m.)
No. of ct
Mid-value (Celsius)
-5
5
12
18
25
No. of days
25
35
105
125
75
9. A construc
of houses
interpret i
3. The distribution of marks obtained by 60 students in an examination is as follows. Find coefficient
of skewness by Karl Pearson's method and state the type of skewness.
Area o
Marks of students 0 - 10 10 - 20 20 - 30 30 - 40
40 - 50
50 - 60
Total
No. of
No. of students
5
12
38
38
20
7
120
10. The free
a produ
a
4. The frequency distribution of profits earned by 150 companies during the year 2015-2016 is as
follows. Find the coefficient of skewness using an appropriate method and state the type of
skewness
Units
No.
Profit (lakh
Less than 10 10-20
20 - 30
30 - 40 40 and above
No. of companies
15
30
50
40
15​

Answer 1

Answer:

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