Could Eye Color Be a Warning Signal for Hearing Loss

question 91

Essay

Could eye color be a warning signal for hearing loss in patients suffering from meningitis?
British researcher Helen Cullington recorded the eye color of 130 deaf patients, and noted
whether the patient's deafness had developed following treatment for meningitis. Her data
are summarized in the table below. Test an appropriate hypothesis and state your
conclusion.

---

Definitions:

Efficiency Wages

A theory suggesting that higher wages can enhance worker productivity by increasing morale, reducing turnover, and attracting more skilled employees.

Human Capital

The skills, knowledge, and experience possessed by an individual or workforce, viewed in terms of their value or cost to an organization.

Human Capital

Represents the skills, knowledge, and experience possessed by an individual or population, viewed in terms of their value or cost to an organization or country.

Compensating Differential

A variation in pay or wages that arises to compensate workers for differences in the desirability of a job, such as working conditions or job location.