Sam Kenny, Director of Media Research, is analyzing subscribers to the Life in the Rockies magazine.He wonders whether subscriptions are influenced by the head of household's employment classification.His staff prepared the following contingency table from a random sample of 300 households: 
Using = .05, the critical value of chi-square is ___.
Definitions:
Core Knowledge Perspective
A theory in developmental psychology that suggests children are born with innate knowledge systems or core domains of thought.
Innate Knowledge Systems
Cognitive structures present at birth that allow individuals to acquire knowledge, often considered a part of the nature versus nurture debate.
Reflexive Behaviors
Automatic, instinctual actions that do not require conscious thought, often present from birth.
Mental Representation
Internal images, symbols, or concepts used to understand the world, remember information, and solve problems.
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