Standard deviation of the sample
The variance of a sample of 81 observations equals 64. The standard deviation of the sample equals
Choose one answer.
a. 4096
b. 6561
c. 8
d. 9
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Assume that a random sample is used to estimate a population proportion p. Find the margin of error E that corresponds to the given statistics and confidence level. n=500, x=400, 95% confidence
Describing Data: Measures of Central Tendency Using the above data, calculate the following statistics using the frequency distribution table, not the raw data:
Scissorwire Inc. sells shares of its stock to the public, with each share valued at $16. After a year, the company incurs a loss and the price of the stock drops to $5.
A quality inspector randomly selected 100 mangoes from the shipment. What is the probability that the 100 randomly selected mangoes have a mean weight less than 14 ounces?
Iaukea Company makes two products from a common input. Joint processing costs up to the split-off point total $48,600 a year. The .company allocates these costs to the joint products on the basis of their total sales values
For many years, Diehl Company has produced a small electrical part that it uses in the production of its standard line of diesel tractors. The company%u2019s unit product cost for the part, based on a production level of 65,000 parts per year
Constructing a histogram requires dividing the range of the data into class intervals or bins, the recomended number of classes to create is typically between.
The president is uncertain whether a 12 percent or a 16 percent required return is appropriate. Explain why, in the present circumstance, spending a great deal of time to determine the correct required return may not be necessary?
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