Lesedi Is Informed That Both of Her One-Year-Old Twin Daughters

question 125

Multiple Choice

Lesedi is informed that both of her one-year-old twin daughters are of 'normal' weight. She is then informed that one weighs 7 kilograms and the other weighs 11 kilograms pounds. How is this possible?

• A)One of the twins probably has Down syndrome.
• B)The daughters were probably misweighed.
• C)The 'normal' weight range of one-year-olds is very wide.
• D)The initial 'normal' information was incorrect.

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Definitions:

Distinct Resamples

Unique subsets or reselections of data from a set, used in bootstrap or other resampling methods to estimate variability.

Measurements

The act or process of determining the size, quantity, or degree of something using standard units.

Possible

That which can be done or achieved; within the limits of ability, capacity, or realization.

Standard Error

A measure of the dispersion or variation of sample means around the population mean.