Which Mineral Contributes Significantly to the Prevention and Reduction of Dental

question 48

Multiple Choice

Which mineral contributes significantly to the prevention and reduction of dental caries?

• A) sodium
• B) iron
• C) fluoride
• D) vitamin D
• E) vitamin A

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Definitions:

Day Students

Students who attend school or college during the day but do not live on campus.

Night Students

Individuals who attend educational courses or classes during the evening or nighttime, often due to daytime commitments.

Variance

A measure of the dispersion or spread of a set of values, quantified as the average of the squared deviations from the mean.

Critical Value

A point on the scale of the test statistic beyond which we reject the null hypothesis; it defines the cutoff between significant and non-significant results.