Scroll:Statistics >> Direct Method >> saq (4239)

Written Instructions:

For each Multiple Choice Question (MCQ), four options are given. One of them is the correct answer. Make your choice (1,2,3 or 4). Write your answers in the brackets provided..

For each Short Answer Question(SAQ) and Long Answer Question(LAQ), write your answers in the blanks provided.

Leave your answers in the simplest form or correct to two decimal places.


 

1)  

The data on number of patients attending a hospital in a month are given below. Find the average number of patients attending the hospital in a day.

No. of patients (0-10) (10-20) (20-30) (30-40) (40-50)(50-60)
No. of days attending hospital 4 6 7 5 43


Answer:_______________




2)  

The data on number of patients attending a hospital in a month are given below. Find the average number of patients attending the hospital in a day.

No. of patients (0-20) (20-40) (40-60) (60-80) (80-100)(100-120)
No. of days attending hospital 4 5 7 7 24


Answer:_______________




3)  

The data on number of patients attending a hospital in a month are given below. Find the average number of patients attending the hospital in a day.

No. of patients (0-10) (10-20) (20-30) (30-40) (40-50)(50-60)
No. of days attending hospital 3 6 6 7 42


Answer:_______________




4)  

The data on number of patients attending a hospital in a month are given below. Find the average number of patients attending the hospital in a day.

No. of patients (0-10) (10-20) (20-30) (30-40) (40-50)(50-60)
No. of days attending hospital 2 4 6 6 23


Answer:_______________




5)  

The data on number of patients attending a hospital in a month are given below. Find the average number of patients attending the hospital in a day.

No. of patients (0-10) (10-20) (20-30) (30-40) (40-50)(50-60)
No. of days attending hospital 3 6 8 6 33


Answer:_______________




6)  

The data on number of patients attending a hospital in a month are given below. Find the average number of patients attending the hospital in a day.

No. of patients (0-10) (10-20) (20-30) (30-40) (40-50)(50-60)
No. of days attending hospital 4 6 7 8 25


Answer:_______________




7)  

The data on number of patients attending a hospital in a month are given below. Find the average number of patients attending the hospital in a day.

No. of patients (0-20) (20-40) (40-60) (60-80) (80-100)(100-120)
No. of days attending hospital 2 4 6 7 43


Answer:_______________




8)  

The data on number of patients attending a hospital in a month are given below. Find the average number of patients attending the hospital in a day.

No. of patients (0-10) (10-20) (20-30) (30-40) (40-50)(50-60)
No. of days attending hospital 2 5 7 7 42


Answer:_______________




9)  

The data on number of patients attending a hospital in a month are given below. Find the average number of patients attending the hospital in a day.

No. of patients (0-20) (20-40) (40-60) (60-80) (80-100)(100-120)
No. of days attending hospital 3 4 7 6 23


Answer:_______________




10)  

The data on number of patients attending a hospital in a month are given below. Find the average number of patients attending the hospital in a day.

No. of patients (0-10) (10-20) (20-30) (30-40) (40-50)(50-60)
No. of days attending hospital 4 5 7 5 32


Answer:_______________




 

1)  

The data on number of patients attending a hospital in a month are given below. Find the average number of patients attending the hospital in a day.

No. of patients (0-10) (10-20) (20-30) (30-40) (40-50)(50-60)
No. of days attending hospital 4 6 7 5 43

Answer: 27.76


SOLUTION 1 :

 

weights in kgf Mid value fx

0-10

10-20

20-30

30-40

40-50

50-60

4

6

7

5

4

3

 5

15

25

35

45

55

20

90

175

175

180 

165

 29   805

 

Mean  =∑ fx
∑ f

 

Mean
=
 		805
29

 

= 27.76

 



2)  

The data on number of patients attending a hospital in a month are given below. Find the average number of patients attending the hospital in a day.

No. of patients (0-20) (20-40) (40-60) (60-80) (80-100)(100-120)
No. of days attending hospital 4 5 7 7 24

Answer: 56.90


SOLUTION 1 :

 

weights in kgf Mid value fx

0-20

20-40

40-60

60-80

80-100

100-120

4

5

7

7

2

4

 10

30

50

70

90

110

40

150

350

490

180 

440

 29   1650

 

Mean  =∑ fx
∑ f

 

Mean
=
 		1650
29

 

= 56.90

 



3)  

The data on number of patients attending a hospital in a month are given below. Find the average number of patients attending the hospital in a day.

No. of patients (0-10) (10-20) (20-30) (30-40) (40-50)(50-60)
No. of days attending hospital 3 6 6 7 42

Answer: 28.21


SOLUTION 1 :

 

weights in kgf Mid value fx

0-10

10-20

20-30

30-40

40-50

50-60

3

6

6

7

4

2

 5

15

25

35

45

55

15

90

150

245

180 

110

 28   790

 

Mean  =∑ fx
∑ f

 

Mean
=
 		790
28

 

= 28.21

 



4)  

The data on number of patients attending a hospital in a month are given below. Find the average number of patients attending the hospital in a day.

No. of patients (0-10) (10-20) (20-30) (30-40) (40-50)(50-60)
No. of days attending hospital 2 4 6 6 23

Answer: 29.78


SOLUTION 1 :

 

weights in kgf Mid value fx

0-10

10-20

20-30

30-40

40-50

50-60

2

4

6

6

2

3

 5

15

25

35

45

55

10

60

150

210

90 

165

 23   685

 

Mean  =∑ fx
∑ f

 

Mean
=
 		685
23

 

= 29.78

 



5)  

The data on number of patients attending a hospital in a month are given below. Find the average number of patients attending the hospital in a day.

No. of patients (0-10) (10-20) (20-30) (30-40) (40-50)(50-60)
No. of days attending hospital 3 6 8 6 33

Answer: 28.10


SOLUTION 1 :

 

weights in kgf Mid value fx

0-10

10-20

20-30

30-40

40-50

50-60

3

6

8

6

3

3

 5

15

25

35

45

55

15

90

200

210

135 

165

 29   815

 

Mean  =∑ fx
∑ f

 

Mean
=
 		815
29

 

= 28.10

 



6)  

The data on number of patients attending a hospital in a month are given below. Find the average number of patients attending the hospital in a day.

No. of patients (0-10) (10-20) (20-30) (30-40) (40-50)(50-60)
No. of days attending hospital 4 6 7 8 25

Answer: 29.06


SOLUTION 1 :

 

weights in kgf Mid value fx

0-10

10-20

20-30

30-40

40-50

50-60

4

6

7

8

2

5

 5

15

25

35

45

55

20

90

175

280

90 

275

 32   930

 

Mean  =∑ fx
∑ f

 

Mean
=
 		930
32

 

= 29.06

 



7)  

The data on number of patients attending a hospital in a month are given below. Find the average number of patients attending the hospital in a day.

No. of patients (0-20) (20-40) (40-60) (60-80) (80-100)(100-120)
No. of days attending hospital 2 4 6 7 43

Answer: 62.31


SOLUTION 1 :

 

weights in kgf Mid value fx

0-20

20-40

40-60

60-80

80-100

100-120

2

4

6

7

4

3

 10

30

50

70

90

110

20

120

300

490

360 

330

 26   1620

 

Mean  =∑ fx
∑ f

 

Mean
=
 		1620
26

 

= 62.31

 



8)  

The data on number of patients attending a hospital in a month are given below. Find the average number of patients attending the hospital in a day.

No. of patients (0-10) (10-20) (20-30) (30-40) (40-50)(50-60)
No. of days attending hospital 2 5 7 7 42

Answer: 29.44


SOLUTION 1 :

 

weights in kgf Mid value fx

0-10

10-20

20-30

30-40

40-50

50-60

2

5

7

7

4

2

 5

15

25

35

45

55

10

75

175

245

180 

110

 27   795

 

Mean  =∑ fx
∑ f

 

Mean
=
 		795
27

 

= 29.44

 



9)  

The data on number of patients attending a hospital in a month are given below. Find the average number of patients attending the hospital in a day.

No. of patients (0-20) (20-40) (40-60) (60-80) (80-100)(100-120)
No. of days attending hospital 3 4 7 6 23

Answer: 57.20


SOLUTION 1 :

 

weights in kgf Mid value fx

0-20

20-40

40-60

60-80

80-100

100-120

3

4

7

6

2

3

 10

30

50

70

90

110

30

120

350

420

180 

330

 25   1430

 

Mean  =∑ fx
∑ f

 

Mean
=
 		1430
25

 

= 57.20

 



10)  

The data on number of patients attending a hospital in a month are given below. Find the average number of patients attending the hospital in a day.

No. of patients (0-10) (10-20) (20-30) (30-40) (40-50)(50-60)
No. of days attending hospital 4 5 7 5 32

Answer: 26.54


SOLUTION 1 :

 

weights in kgf Mid value fx

0-10

10-20

20-30

30-40

40-50

50-60

4

5

7

5

3

2

 5

15

25

35

45

55

20

75

175

175

135 

110

 26   690

 

Mean  =∑ fx
∑ f

 

Mean
=
 		690
26

 

= 26.54