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A local manufacturing company uses two different methods to produce its product. The company wants to know if there is a difference in the productivity

A local manufacturing company uses two different methods to produce its product. The company wants to know if there is a difference in the productivity of its workers using the two different methods. A sample of workers as taken and their productivity rating using each method was recorded below. At the 1% significance level, determine if there is any difference in the productivity rating of the two methods.

  • From options #1 to #4 select the correct hypotheses for this test.
  • From options #5 to #8 select the correct p-value for this test.
  • From options #9 to #12 select the correct conclusion for this test.

Let method 1 be population 1 and method 2 be population 2. Complete the subtraction as population 1-population 2.

  1. H0:1-2=0

Ha:1-2>0

  1. H0:D=0

Ha:D>0

  1. H0:D=0

Ha:D0

  1. H0:1-2=0

Ha:1-20

  1. 0.2938
  2. 0.0302
  3. 0.2972
  4. 0.0245
  5. There is no difference in the two methods.
  6. Based on the samples there is enough evidence to conclude that there is a difference in the productivity rating of the two methods.
  7. Based on the samples there is not enough evidence to conclude that there is a difference in the productivity rating of the two methods.
  8. There is a difference in the two methods.

Worker

Method 1

Method 2

1

6

5

2

4

4

3

6

7

4

6

5

5

3

4

6

4

4

7

7

5

8

6

5

9

3

4

10

7

6

11

7

6

12

5

5

13

5

5

14

8

7

15

6

4

16

6

8

17

3

4

18

8

8

19

6

5

20

3

3

21

6

4

22

3

3

23

7

6

24

8

6

25

8

6

26

5

5

27

9

8

28

8

7

29

6

5

30

3

4

31

7

6

32

7

7

33

6

7

34

4

5

35

7

8

36

7

6

37

5

4

38

6

5

39

2

3

40

6

5

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