A scientist is sitting in her living room and hears the wind rushing past her front door. Based on her knowledge of Bernoulli's principle, what does the scientist know even without opening the door?
There is more air pressure outside the door than inside the door.
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The air outside has more mass than the air inside.
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There is less air pressure outside the door than inside the door.
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The air outside has less volume than the air inside.

Abag of jelly beans contain 13 pink, green, 20 yellow, 10 black, 7 red, and 11 orange jelly beans. approximately what percent of the jelly beans are pink and yellow?

Evaluate the expression. (9 + 5)(3 + 2)0

Recall that the owner of a local health food store recently started a new ad campaign to attract more business and wants to know if average daily sales have increased. historically average daily sales were approximately $2,700. the upper bound of the 95% range of likely sample means for this one-sided test is approximately $2,843.44. if the owner took a random sample of forty-five days and found that daily average sales were now $2,984, what can she conclude at the 95% confidence level?