The Effect Size for the Data from an Independent-Measures T

question 3

Multiple Choice

The effect size for the data from an independent-measures t test can be measured by r²,which is the percentage of variance accounted for.Which of the following also produces the value for r²?

• A)Squaring the Spearman correlation for the same data
• B)Squaring the point-biserial correlation for the same data
• C)Squaring the Pearson correlation for the same data
• D)None of the other options will produce r².

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Definitions:

Value Frontier

A concept in business strategy that represents the maximum value a company can deliver to its customers at a given cost.

Innovation

The process of creating, developing, and implementing new ideas, products, or methods to improve or disrupt existing markets.

Market Expansion

Strategies used by businesses to sell their existing products or services to new geographical areas or markets to increase their customer base.

Perceived Value

The customer's evaluation of the benefits and costs of one product when compared with others, influencing their purchasing decisions.