Historical Data Showed That 24

question 15

Essay

Historical data showed that 24.3% of elementary students performed below their grade level in math.A new math program may reduce the number of elementary students who perform below their grade level.The company that developed this program supplied materials and teacher training to 3000 children and 400 teachers.Statistical analysis showed that the percentage of students who did not attain the grade level standard was reduced from 24.3% to 18.5%.This resulted in a P-Value of 0.047 for the test.Interpret the p-value and provide an appropriate conclusion at α = 0.05.

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Definitions:

Implied Warranty of Merchantability

A legal assumption that the goods sold meet certain quality standards, including that they are reasonably fit for their ordinary purpose.

Express Warranty

An explicit promise or assurance made by a seller about the condition, functionality, or quality of a product.

Sales Transaction

The process of exchanging a good or service for payment between a buyer and a seller.

Implied Warranty

A legal assumption that a product will meet basic standards of quality and functionality, even if not expressly stated.