Pick the Best Choice by Estimating

question 98

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. The length of a new pencil is about __________.

• A) 1.6 m
• B) 7 m
• C) 16 cm
• D) 0.9 cm
• E) 8 cm

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Definitions:

Critical Value

A threshold value in statistics, comparisons beyond which signify the difference is not due to chance at a specified significance level.

Test Statistic

A measurement derived from sample data employed in a hypothesis test to decide if the null hypothesis should be dismissed.

Degrees of Freedom

Refers to the quantity of independent ways by which a dynamic system can move without violating any constraint imposed on it.

T Value

The T value, in statistics, represents the calculated difference represented in units of standard error, determining the significance of the difference between two compared groups.