A 95% Confidence Interval For $\mu _ { D }$ The True Mean Difference in Paired Data, Where

question 48

Multiple Choice

A 95% confidence interval for $\mu _ { D }$ the true mean difference in paired data, where $\bar { d } = 20 , s _ { D } = 12$ $\text { and } n = 15$ is determined by

• A) 20 \(\pm\)
• 2)048 (0.80)
• B) 20 \(\pm\)
• 2)145 (3.098)
• C) 20 \(\pm\)
• 2)131 (0.894)
• D) 20 \(\pm\)
• 1)761 (1.118)
• E) 20 \(\pm\)
• 1)753(1.291)

---

Definitions:

Technology

Utilizing scientific principles for practical objectives, notably in the industrial realm.

Outward

Often used in economics to refer to an expansion or increase, such as in outward economic growth, indicating increasing production, income, or development.

Iraq's Oil Refineries

Facilities in Iraq where crude oil is processed and refined into more useful petroleum products like gasoline and diesel.

Destroyed

Refers to something that has been severely damaged or ruined, often beyond repair or restoration.