If the Population of Romania Was About 20

question 34

Multiple Choice

If the population of Romania was about 20.3 million in 1970 and the average population growth rate is 0.2 percent, then Romania's population would have been about ________ in 2010.

• A) 20.3 million
• B) 22.0 million
• C) 40.6 million
• D) 17.4 million
• E) 23.6 million

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Definitions:

Alternative Hypothesis

A hypothesis that contradicts the null hypothesis; it suggests there is an actual effect or difference.

Two-sided Test

A statistical test that considers both directions of effect by evaluating whether a parameter is either significantly higher or lower than a hypothesized value, allowing for rejection of the null hypothesis for deviations in two directions.

P-value

A metric used in statistics to assist researchers in assessing the importance of their findings, signifying the chance of achieving the observed outcomes assuming the null hypothesis is accurate.

Test Statistic

A calculated value that is used to assess the evidence against the null hypothesis in a statistical test.