Random sampling means that members of a 'population' have equal chances of being selected. To carry out this type of sampling, you will need to use a table of random numbers.
False it is not normal yet some people may still do it
Answer:
The Recommended Dietary Allowances (RDA's)
Explanation:
Recommended Dietary Allowances are average intakes adequate to meet the nutritional needs of 97% to 98% of a healthy population. The values differ between sexes and for certain ages. Generally recommended dietary allowances indicate the intake of B vitamins, phosphorus, magnesium, iodine, copper, selenium, molybdenum, zinc, vitamins A, C and E. They may also indicate carbohydrate and protein intake. In summary, recommended dietary allowances are recommendations for the amounts of energy, nutrients, and other dietary components that healthy people must consume to stay healthy, reduce the risk of disease, and prevent deficiencies.