Find the value of the quartile
Solve the problem. Round to the nearest tenth unless indicated otherwise.
The amount of rainfall in January in a certain city is normally distributed with a mean of 4.3 inches and a standard deviation of 0.3 inches. Find the value of the quartile.
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You set up a bomb calorimetry experiment using 1 liter of water as your heat sink and combusting a 4.409 g sample of propane(C3H8). If the initial and final temperature are 24.90 degree Celcius and 77.96 degree Celcius respectively.
Assume that the weight loss for the first month of a diet program varies between 6 pounds and 12 pounds, and is spread evenly over the range of possibilities, so that there is a uniform distribution. Find the probability of the given range of poun
Use the given degree of confidence and sample data to construct a confidence interval for the population mean mu. Assume that the population has a normal distribution.
In a certain population, body weights are normally distributed with a mean of 152 pounds and a standard deviation of 26 pounds. How many people must be surveyed if we want to estimate the percentage who weigh more than 180 pounds? Assume that we w
During recrystallization , an orange solution of a compound in hot alcohol was treated with activated carbon and then filtered through fluted paper.
What would be the maximum theoretical percent recovery from the crystallization of 5.0 g of acetanilide from 100 ml water. (assuming the solution is chilled at 0 degrees celsius)
The solubility of compound A in ethanol is 0.4 g per 100 ml at 0degrees celsius at and 5.0g per 100 ml at 75 degrees. What is the minimum amount of solvent needed to recrystallize an 8.0 g sample of compound A?
The molar heats of sublimation and fusion of iodine are 62.3 KJ/mol and 15.3 Ky/mol respectively. Calculate the molar heat of vaporization of liquid iodine.
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