A recent study of the relationship between social activity and education for a sample of corporate executives showed the following results. 
Using 0.05 as the significance level,what is the critical value for the test statistic?
Definitions:
Marginal Revenue Product
The additional revenue generated from using one more unit of an input in the production process.
Wage Rate
The amount of compensation a worker receives per unit time or per unit of output, often expressed per hour or piece.
Marginal Revenue Product
The additional revenue generated from employing one more unit of a resource.
Profit-maximizing
The process of adjusting production and sales to achieve the highest possible profit.
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