You Are Planning a May Camping Trip to Denali National

question 30

Multiple Choice

You are planning a May camping trip to Denali National Park in Alaska and want to make sure your sleeping bag is warm enough.The average low temperature in the park for May follows a normal distribution with a mean of 32°F and a standard deviation of 8°F. One sleeping bag you are considering advertises that it is good for temperatures down to 25°F.What is the probability that this bag will be warm enough on a randomly selected May night at the park?

• A) 0.1894
• B) 0.3106
• C) 0.8106
• D) 0.8800

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Definitions:

Chloroplasts

Organelles found in the cells of green plants and photosynthetic algae, where photosynthesis takes place, converting light energy into chemical energy.

Photosynthesis

The process by which green plants and certain other organisms transform light energy, usually from the sun, into chemical energy stored in glucose.

Rough Endoplasmic Reticulum

A network of membrane-bound tubules and sacs studded with ribosomes, involved in the synthesis and export of proteins.

Lysosome

Membrane-bound vesicle that contains hydrolytic enzymes for digesting macromolecules and bacteria; used to recycle worn-out cellular organelles.