Amarble has a diameter of 2 cm. at what distance would the marble have an angular diameter of 1 arc second? here one radian is 57.3 degrees, and one arc second is 1/3600 of a degree.

What is the value of x in the diagram below?

10% of 1,900,000. show me how you got the answer

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. a laboratory tested twelve chicken eggs and found that the mean amount of cholesterol was 185 milligrams with sequals 17.6 milligrams. a confidence interval of 173.8 mgless than muless than 196.2 mg is constructed for the true mean cholesterol content of all such eggs. it was assumed that the population has a normal distribution. what confidence level does this interval represent?