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Find a 95 Percent Confidence Interval for µ1- µ2,where N1= σ\sigma

question 65

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Find a 95 percent confidence interval for µ1- µ2,where n1= 50,n2 = 75,  Find a 95 percent confidence interval for µ<sub>1</sub>- µ<sub>2</sub>,where n<sub>1</sub>= 50,n<sub>2</sub> = 75,   <sub>1</sub> = 82,   <sub>2</sub> = 76,  \sigma <sub>1</sub><sup>2</sup> = 8 and   \sigma <sub>2</sub><sup>2</sup> = 6. A) (5.04 6.96)  B) (5.53 6.47)  C) (5.19 6.81)  D) (5.41 6.59)  1 = 82,  Find a 95 percent confidence interval for µ<sub>1</sub>- µ<sub>2</sub>,where n<sub>1</sub>= 50,n<sub>2</sub> = 75,   <sub>1</sub> = 82,   <sub>2</sub> = 76,  \sigma <sub>1</sub><sup>2</sup> = 8 and   \sigma <sub>2</sub><sup>2</sup> = 6. A) (5.04 6.96)  B) (5.53 6.47)  C) (5.19 6.81)  D) (5.41 6.59)  2 = 76, σ\sigma 12 = 8 and σ\sigma 22 = 6.


Definitions:

Semantic Memory

A type of long-term memory involving the recall of general facts and knowledge about the world.

Spatial Orientation

An individual's ability to recognize themselves or objects in relation to environment, direction, and position in space.

Numeric Ability

The capacity to understand, manipulate, and interpret numbers and mathematical concepts.

Warner Schaie

An American psychologist known for his research on adult development and aging, particularly his work on the Seattle Longitudinal Study which investigates cognitive changes across the lifespan.

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