The radius of Earth is approximately 6400 kilometers. The equator is the circle around Earth that divides it into the northern and southern hemispheres.

Is the circumference of the circle or the area of the circle more useful for finding the length of the equator?

In a sample of 200 residents of georgetown county, 120 reported they believed the county real estate taxes were too high. develop a 95 percent confidence interval for the proportion of residents who believe the tax rate is too high. (round your answers to 3 decimal places.) confidence interval for the proportion of residents is up to . would it be reasonable to conclude that the majority of the taxpayers feel that the taxes are too high?

Rockwell hardness of pins of a certain type is known to have a mean value of 50 and a standard deviation of 1.1. (round your answers to four decimal places.) (a) if the distribution is normal, what is the probability that the sample mean hardness for a random sample of 8 pins is at least 51?

How many bananas are in a fruit bowl that has 200 total apples and bananas if there are 31 bananas for every 93 apples