A Test of Spelling Ability Is Given to a Random

question 27

Essay

A test of spelling ability is given to a random sample of 10 students before and after they complete a spelling course.The mean score before the course was 119.60 and after the course the mean score was 130.80.The standard deviation of the difference is 16.061.Calculate the test statistic to test the claim that scores were higher after the course.

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Definitions:

Environmental Awakening

A growing awareness among people about environmental issues and the importance of sustainability.

Era

A long and distinct period of history with a particular feature or characteristic.

Industrial Revolution

A period of major industrialization that took place during the late 1700s and early 1800s, revolutionizing technology, economy, and society.

England

A country that is part of the United Kingdom, known for its rich history, cultural heritage, and as the birthplace of the English language.