Tuesday
December 10, 2013

# Posts by desperate

Total # Posts: 37

Physics

Statistics
What price do farmers get for their watermelon crops? In the third week of July, a random sample of 51 farming regions gave a sample mean of = \$7.08 per 100 pounds of watermelon. Assume that is known to be \$1.80 per 100 pounds. Find a 99% confidence interval for the population...

Statistics
I think it is true.

Statistics
True or false? If the original x distribution has a relatively small standard deviation, the confidence interval for will be relatively short. Answer True False

Statistics
True or False? As the degrees of freedom increase, the Student's t distribution becomes more like the standard normal distribution. Answer True False

Statistics
In the third week of July, a random sample of 61 farming regions gave a sample mean of = \$6.88 per 100 pounds of watermelon. Assume that is known to be \$1.72 per 100 pounds. A farm brings 30 tons of watermelon to market. Find a 98% confidence interval for the population mean c...

Statistics
Answer the question Yes or No. Sam computed a 90% confidence interval for from a specific random sample of size n. He claims that at the 90% confident level, his confidence interval does not contain . Is this claim correct? Answer a. No b. Yes

Statistics
What price do farmers get for their watermelon crops? In the third week of July, a random sample of 52 farming regions gave a sample mean of = \$6.68 per 100 pounds of watermelon. Assume that is known to be \$1.94 per 100 pounds. A farm brings 35 tons of watermelon to market. Fi...

Statistics
Total plasma volume is important in determining the required plasma component in blood replacement theory for a person undergoing surgery. Plasma volume is influenced by the overall health and physical activity of an individual. Suppose that sample of some male firefighters ar...

geometry
the volume of a cube is 125 cm3. What is the length of each side?

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