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Question is

In a city 45 families were surveyed for the number of domestic appliances they used. Prepare a frequency array based on their replies as recorded below :

1

3

2

2

2

2

1

2

1

2

2

3

3

3

3

3

3

2

3

2

2

6

1

6

2

1

5

1

5

3

2

4

2

7

4

2

4

3

4

2

0

3

1

4

3

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