TABLE 14-2
A professor of industrial relations believes that an individual's wage rate at a factory (Y) depends on his performance rating (X₁) and the number of economics courses the employee successfully completed in college (X₂) . The professor randomly selects 6 workers and collects the following information: 
-Referring to Table 14-2, for these data, what is the value for the regression constant, b₀?
Definitions:
Socioeconomic Status
A combined measure that typically includes an individual’s economic, social, and work status, reflected by income, education, and occupation.
Infant-Directed Speech
A type of speech characterized by a higher pitch, slower rate, and exaggerated intonation, used when talking to infants.
Telegraphic Speech
The early speech phase in which a child uses two-word sentences with mostly nouns and verbs, resembling telegraphic messages.
Language Development
Language development entails the process by which children come to understand and communicate language during early childhood.
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