Chapter 12: Q17. (page 795)
Find the mean, variance, and standard deviation to the nearest tenth for the set of data.
10, 11, 10, 11, 12
Short Answer
The mean is 10.8, the variance is 0.6 and the standard deviation is 0.8.
Chapter 12: Q17. (page 795)
Find the mean, variance, and standard deviation to the nearest tenth for the set of data.
10, 11, 10, 11, 12
The mean is 10.8, the variance is 0.6 and the standard deviation is 0.8.
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Get started for freeMULTIPLE CHOICE On a multiple-choice test with four choices, Zack answered 12 out of 20 questions correctly. What could be used to simulate his correctly answering a question. What could be used to simulate his correctly answering a question?
tossing a coin
rolling a six-sided number cube
spinning a spinner with four equal sections
rolling a three-sided number cube
Find each product.
Evaluate each expression.
Write each fraction as a percent. Round to the nearest tenth.
One card is randomly drawn from a standard deck of 52 cards. Find the probability.
P(10 or spade)
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