Someone Has Told You That Left-Handed People Have Different Spatial

question 74

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Someone has told you that left-handed people have different spatial reasoning abilities than right-handed people. You are skeptical, so you decide to test the idea. You randomly select 15 people from your class and administer a spatial reasoning test to them. A higher score reflects better spatial reasoning. You obtain the following results.
a. State the null hypothesis.
b. State the alternative hypothesis.
c. Assume the data do not allow analysis with the t test.Analyze the data with the most powerful alternative test. What is your conclusion using a = 0.05 2 tail ?

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Definitions:

Production Function

An equation or graph that represents the maximum output that can be produced with a given set of inputs, showing the relationship between input and output levels in the production process.

Factors Of Production

The inputs used in the production of goods or services in the attempt to make an economic profit, including land, labor, capital, and entrepreneurship.

Input

Resources used in the production process, including labor, capital, materials, and energy.

Output

The final product or service produced from the input resources in a production process.