The confidence interval is ,. (Round to two decimal places as needed.) Interpret the confidence interval. Select the correct choice below and fill in the answer boxes to complete your choice. (Round to two decimal places as needed.) A. Based on these samples, with 95% confidence, adult's cereals average between the lower boundary of nothing and upper boundary of nothing more grams of sugar content than children's cereals. B. Based on these samples, with 95% confidence, children's cereals average between the lower boundary of nothing and upper boundary of nothing more grams of sugar content than adult's cereals.
The confidence interval is ,. (Round to two decimal places as needed.) Interpret the confidence interval. Select the correct choice below and fill in the answer boxes to complete your choice. (Round to two decimal places as needed.) A. Based on these samples, with 95% confidence, adult's cereals average between the lower boundary of nothing and upper boundary of nothing more grams of sugar content than children's cereals. B. Based on these samples, with 95% confidence, children's cereals average between the lower boundary of nothing and upper boundary of nothing more grams of sugar content than adult's cereals.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
Related questions
Question
The data below shows the sugar content in grams of several brands of children's and adults' cereals. Create and interpret a 95% confidence interval for the difference in the mean sugar content,
μC−μA.
Be sure to check the necessary assumptions and conditions. (Note: Do not assume that the variances of the two data sets are equal.)|
Full data set
|
|
Children's cereal:
42.1,
57.7,
49.8,
44.6,
52.4,
47.6,
51.3,
44.6,
42.7,
44.7,
48.4,
43.8,
37.8,
59,
46.4,
53.2,
35.6,
56.7,
43.9,
32.9 |
|
|
|
Adults' cereal:
24.7,
27.8,
1.5,
7.2,
3.5,
24.9,
16.8,
14.7,
22.9,
8.1,
6.2,
12.4,
18.6,
14.4,
2.8,
15.4,
0.3,
0.9,
1.9,
8.3,
13.7,
0.3,
1,
0.9,
9,
3,
16.9,
8.1,
16.2,
12.4 |
The confidence interval is ,.
(Round to two decimal places as needed.)
Interpret the confidence interval. Select the correct choice below and fill in the answer boxes to complete your choice.
(Round to two decimal places as needed.)
Based on these samples, with 95% confidence, adult's cereals average between the lower boundary of
nothing
and upper boundary of
nothing
more grams of sugar content than children's cereals.Based on these samples, with 95% confidence, children's cereals average between the lower boundary of
nothing
and upper boundary of
nothing
more grams of sugar content than adult's cereals.Expert Solution
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