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In: Statistics and Probability

A food company is concerned about recent criticism of the sugar content of their​ children's cereals....

A food company is concerned about recent criticism of the sugar content of their​ children's cereals. The company would like to know if there is a difference between the sugar content of​ children's cereals and​ adults' cereals. The data show the sugar content​ (as a percentage of​ weight) of several national brands of​ children's and​ adults' cereals.

Children's cereal Adults' cereal
41.3 24.3
57.5 26.5
48.4 4.3
41.3 8.2
54.2 1.7
48.9 22.8
51.7 17.3
43.6 10.2
42.7 21.5
41.4 6.9
46.3 9.5
41.7 14.9
38.3 17.8
56 13.4
45.9 4
51.7 16
39.8 4.6
55.3 1.9
42.7 1.1
31.1 6.1
10.2
0.6
3.9
4.8
8.8
4.1
15.6
5.9
18.6
13.1

​c) Find the​ 95% confidence interval for the positive difference in means.

The​ 95% confidence interval is ​___ ​grams, ____ grams).


  

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