Confidence interval for the mean
In the formula for Confidence Interval for the Mean, besides E, what group of symbol(s) represents the Maximum Error of Estimate?
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Suppose that the average annual salary for the worker in the United States is $36,000 and that annual salaries for Americans are normally distributed with the standard deviation equal to $7,000. Find the following:
How can find out the empirical formula of compounds. Compound A is branched and optically active and contains C, O, and H. A 1.00 g sample burns in excess O2 to yield 2.5 g CO2and1.23 g of H2O.
X has the normal distribution with mean of 80.0 and standard deviation of 3.5. Find the following probabilities:
The Ag atoms produced a uniform gray color that reduces the glare. Calculate the minimum wavelength that can induce this process if the energy needed for the reaction if 248 kJ/mol.
Determine the electron configuration for zinc? Determine the numbers of unpaired electrons are in Phosphorus 3? Determine the numbers of double bonds are in the Hydrogen?
What is the molarity of each ion when the molar solubility of M2X is 5 x 10-5 M? How do you setup the calculation to identify the Ksp? What assumptions must you make about the dissociation of the M2X into the ions?
Suggest the following payoff table which represents the profits earned for each alternative (A, B, and C) under the states of nature S1, S2, and S3. Using the Laplace criterion, what would be the highest expected payoff?
What would be the final temperature of the calorimeter if it's initial temperature were23.0oC or if 2.00g of iron metal are reacted in a calorimeter with a heat capacity of 500J/oC.
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