Pick the Best Choice by Estimating

question 43

Multiple Choice

Pick the best choice by estimating. Do not measure. For metric measurements, do not attempt to convert to the U.S. system. The hardest part of the transition to the metric system is the transition to thinking in metrics. Suppose someone could run the 110-meter dash in 10 seconds flat. At the same rate, this person should be able to run the 110-yard dash in

• A) less than 10 sec
• B) 10 sec
• C) more than 10 sec

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Definitions:

Confidence Interval

A statistical measure that provides, with a specified probability, a range of values within which a population mean is likely to lie.

Statistical Measure

A quantitative value representing a summary or characteristic of a set of data, such as mean, median, or standard deviation.

Significance Test

A statistical test used to determine if the results of an experiment are likely to be due to chance or if they are significant in terms of supporting a hypothesis.

Longitudinal Study

A research design that involves repeated observations of the same variables over short or long periods of time.