How Much Fat Do Reduced Fat Cookies Typically Have? You

question 87

Multiple Choice

How much fat do reduced fat cookies typically have? You take a random sample of 50 reduced-fat cookies and test them in a lab,finding a mean fat content of 3.2 grams and a standard deviation of 1.1 grams of fat.Have the conditions and assumptions for inference been met?

• A)No,the sample is not likely to be representative.
• B)No,we have sampled more than 10% of the population.
• C)No,the sample is not big enough to satisfy the nearly normal condition.
• D)Yes,all conditions and assumptions are reasonably assumed to be met.
• E)No,it is not a random sample.

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Definitions:

Permafrost

A condition in which water in the uppermost part of the ground remains frozen all or most of the time.

Ground

The solid surface of the Earth, where various geological and biological processes occur.

Drumlins

streamlined, elongated hills formed by glacial action, made of till and shaped like inverted spoons.

Sediment

Particles of rock, minerals, or biological materials that have been transported and deposited by wind, water, or ice, often forming layers in bodies of water.