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Solved: Dissolving Rates of Vitamins A student wanted to
Chapter 10, Problem 15AYU(choose chapter or problem)
Dissolving Rates of Vitamins A student wanted to know whether Centrum vitamins dissolve faster than the corresponding generic brand. The student used vinegar as a proxy for stomach acid and measured the time (in minutes) it took for a vitamin to completely dissolve. The results are shown next.
(a) Draw side-by-side boxplots for each vitamin type.
(b) Which vitamin type has more dispersion?
(c) Which vitamin type appears to dissolve faster?
Questions & Answers
QUESTION:
Dissolving Rates of Vitamins A student wanted to know whether Centrum vitamins dissolve faster than the corresponding generic brand. The student used vinegar as a proxy for stomach acid and measured the time (in minutes) it took for a vitamin to completely dissolve. The results are shown next.
(a) Draw side-by-side boxplots for each vitamin type.
(b) Which vitamin type has more dispersion?
(c) Which vitamin type appears to dissolve faster?
ANSWER:
Step 1 of 2
Here The student used vinegar as a proxy for stomach acid and measured the time (in minutes) it took for a vitamin to completely dissolve.
Given the data centrum and Generic Brand.
Centrum |
Generic Brand |
||||||||
2.73 |
3.07 |
3.30 |
3.35 |
3.12 |
6.57 |
6.23 |
6.17 |
7.17 |
5.77 |
2.95 |
2.15 |
2.67 |
2.80 |
2.25 |
6.73 |
5.78 |
5.38 |
5.25 |
5.55 |
2.60 |
2.57 |
4.02 |
3.02 |
2.15 |
5.50 |
6.50 |
7.42 |
6.47 |
6.30 |
3.03 |
3.53 |
2.63 |
2.30 |
2.73 |
6.33 |
7.42 |
5.57 |
6.35 |
5.92 |
3.92 |
2.38 |
3.25 |
4.00 |
3.63 |
5.35 |
7.25 |
7.58 |
6.50 |
4.97 |
3.02 |
4.17 |
4.33 |
3.85 |
2.23 |
7.13 |
5.98 |
6.60 |
5.03 |
7.18 |