We Draw a Random Sample of Size 25 from the Normal

question 55

Multiple Choice

We draw a random sample of size 25 from the normal population with the variance 2.4.If the sample mean is 12.5,what is a 99% confidence interval for the population mean?

• A)[11.2600,13.7400]
• B)[11.3835,13.6165]
• C)[11.7019,13.2981]
• D)[11.7793,13.2207]

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Definitions:

Technological Advances

Refers to the progression and innovation in technology, leading to new products, processes, or the improvement of existing technologies.

Wage Affected

A phrase indicating how wages can be influenced or modified by various factors such as inflation, demand, or government policy.

Agricultural Products

Goods derived from farming and the cultivation of the land, such as crops, livestock, and raw materials.

Marginal Product

The additional output that results from using one more unit of a particular input, keeping all other inputs constant.