Sample with a mean
In sample with a mean of 46 and a standard deviation of 8, what is the probability of randomly selecting each of the following raw scores?
a. a score above 64
b. a score between 40 and 50
c. a score of 48 or below
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A scatterplot shows a pattern of points that is going "downhill" as you read left to right. The trend is fairly straight, but it is not a perfect straight line. Which of the following correlations is possible for this scatterplot?
Assume data is gathered where x = diameter of tree trunk in inches, and y = tree height in feet. If the LSR line equation is y = -3.6 + 3.1x, use the equation to predict the height of a tree with trunk diameter 19 inches.
In an article in Accounting and Business Researchers studied auditor lobbying on several proposed US accounting standards that affect banks and savings and loan associations.
In 12,000 independent tosses of a die, it landed on "1" 2,500 times. Is it reasonable to assume that the die is not fair?
In simple random sample of 1200 Americans age 20 and over, the proportion with diabetes was found to be 0.115(or 11.5%).
In 2008 General Social Survey, people were asked whether they thought the sun went around the earth or vice versa. Of 1381 people, 310 thought the sun went around the earth.
A study published in JAMA in 2004 determined past results of other studies on bariatric surgery. Bariatric surgery is done to reduce the size of the stomach in various ways. It is typically used only on obese patients, and one form of surgery had
On a game show there're two contestants. A contestant answers series of questions till they make mistake and then it becomes the other contestants turn.
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Which of the following is the Army Health System principle aimed at ensuring care is available at the right time and place to keep morbidity and mortality
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