According to the Text, What Is the Number Range of Words

question 59

Multiple Choice

According to the text, what is the number range of words for a typical 18-month-old child?

• A) 15-150 words
• B) 25-250 words
• C) 35-350 words
• D) 45-450 words

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Definitions:

Confidence Interval

A range of values, derived from sample statistics, that is likely to contain the value of an unknown population parameter, giving an estimate of the uncertainty around the main measurement.

Population Proportions

Ratios or fractions that represent parts of a whole for specified groups within a population.

Sample Counts

The actual observed frequencies or totals of occurrences or items in sampled categories or groups.

Sample Proportions

The fraction or percentage of observations within a sample that fall into a particular category, useful for estimating population proportions in inferential statistics.