Question

2. Find the mode ol
7
8
9
10
6
5
Marks
4
12
1216
10
3
8
10
Frequency
Find the mode of the following data :
11
13
12
14
15
Class interval
16
Frequency
2.
9
3
4
8
7
A survey conducted on 20 households in a locality by a group of stu
the following frequency table for the number of family members in a
Family size
1-3
3-5
5-7
7-9
Number of families
7
8
2
2
2
Find the mode of this doto​

Answer 1

Answer:

⇒  Here, modal class =3−5

⇒  l=3,f0=7,f1=8,f2=2 and h=2

⇒  Mode=l+2f1−f0−f2f1−f0×h

                  =3+2×8−7−28−7×2

                  =3+71×2

                  =3+0.286

∴  Mode =3.286

Step-by-step explanation:

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