DrDell Designed a Group Comparison Study and He Tested This

question 109

Multiple Choice

Dr.Dell designed a group comparison study and he tested this using an independent samples t-test.His findings produced a t-statistic with p = .20.Which of the following is an accurate interpretation of his findings?

• A)His sample was probably skewed and bias was evident.
• B)The results indicate a non-statistically significant difference in the group means.
• C)The results indicate that his groups were statistically significantly different.
• D)There is not enough information to draw accurate conclusions about his study results.

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Definitions:

Preferred Provider Organizations

Health insurance plans that offer members lower copayments if they use doctors, hospitals, and other healthcare providers that belong to the plan's network.

Deductible

A specific amount of money that an insured individual must pay before an insurance company pays a claim, commonly used in health, auto, and home insurance policies.

Coinsurance

A form of insurance coverage in which the insured party and the insurer share the costs of covered healthcare services according to a predetermined percentage.

Monopsony Power

A market situation where there is only one buyer for a product or service, giving that buyer significant control over the market.