Read the T Statistic from the T Distribution Table and Circle

question 15

Multiple Choice

Read the t statistic from the t distribution table and circle the correct answer.For a one-tailed test (lower tail) with 22 degrees of freedom at α = .05, the value of t =

• A) -1.383.
• B) 1.383.
• C) -1.717.
• D) -1.721.

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Definitions:

Radiation

The emission and diffusion of rays; a product of X-ray and radium.

Wilhelm Konrad Roentgen

A German physicist who discovered X-rays in 1895, for which he received the first Nobel Prize in Physics in 1901.

X-ray

A form of electromagnetic radiation used in medical imaging to view the inside of the body, especially bones, to diagnose or monitor various conditions.

Marie Sklodowska Curie

A pioneering physicist and chemist who conducted groundbreaking work in radioactivity, and the first woman to win a Nobel Prize.