1.30 Potassium from potatoes. The 2015 Dietary Guidelines for Americans 13 notes that the average potassium (K) intake for U. S. adults is about half of the recommended amount. A major source of potassium is potatoes. Nutrients in the diet can have different absorption depending on the source. One study looked at absorption of potassium from different sources. Participants ate a controlled diet for five days, and the amount of potassium absorbed was measured. Data for a diet that included 40 milliequivalents (mEq) of potassium were collected from 27 adult subjects. 14 m KPOT40. A. Make a stemplot of the data.
B. Describe the pattern of the distribution.
C. Are there any outliers? If yes, describe them and explain why you have declared them to be outliers?
D. Describe the shape, center, and spread of the distribution.
A B C D
1 Potassium_mg Dose Source
2 3096.79 40 Potato
3 3607.14 40 Potato
4 3584.78 40 Potato
5 3256.73 40 Potato
6 3286.95 40 Potato
7 2788.97 40 Potato
8 2958.56 40 Potato
9 3027.64 40 Potato
10 2976.70 40 Potato
11 3147.04 40 Potato
12 3069.44 40 Potato
13 3535.94 40 Potato
14 3119.75 40 Potato
15 3072.45 40 Potato
16 2975.42 40 Potato
17 3045.60 40 Potato
18 3130.37 40 Potato
19 3485.87 40 Potato
20 3508.62 40 Potato
21 4213.49 40 Potato
22 3233.10 40 Potato
23 3264.95 40 Potato
24 3116.21 40 Potato
25 2954.50 40 Potato
26 3279.18 40 Potato
27 3227.24 40 Potato
28 2664.38 40 Potato