Use the Following Table Showing the Contents of a Multivitamin

question 41

Multiple Choice

Use the following table showing the contents of a multivitamin supplement and its percentage of recommended daily values (DV) to answer the following questions.
Dietary Supplement % DV
Vitamin A 70
Vitamin C 100
Vitamin D 100
Vitamin E 150
Vitamin K 13
Vitamin B₁ 100
Vitamin B₂ 100
Folic acid 100
Vitamin B₁₂ 417
Calcium 20
Phosphorus 5
Iodine 100
Magnesium 25
Zinc 100
Copper 100
Chromium 125
Molybdenum 100
Iron 0
-Excessive iron absorption and accumulation to toxic levels is associated with

• A) excessive blood volume.
• B) a liver abnormality that results in a decreased number of red blood cells.
• C) various forms of inherited or acquired anemia.
• D) the genetic disorder known as hemochromatosis.
• E) menstruation and menopause.

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Definitions:

Mean

The average of a set of numbers, calculated by dividing the sum of these numbers by the count of the numbers.

Variance

A measure of the dispersion of a set of data points around their mean; it is calculated as the average of the squared differences from the Mean.

Chi-squared Distribution

The Chi-squared distribution is a statistical distribution widely used in inferential statistics, especially in chi-squared tests, described by degrees of freedom.

Degrees of Freedom

The number of independent pieces of information available to estimate another piece of information or parameter.