A population is normally distributed with a mean of 15.1 and a standard deviation of 1.4. A sample of size 21 is taken from the population. What is the the standard deviation of the sampling distribution?

Round to the nearest thousandth.

Which of the following graphs represents the function f(x) = 2^x

William invested $5000 in an account that earns 3.8% interest, compounded annually. the formula for compound interest is a(t) = p(1 + i)t. how much did william have in the account after 6 years? (apex)

The map shows the location of the airport and a warehouse in a city. though not displayed on the map, there is also a factory 112 miles due north of the warehouse.a truck traveled from the warehouse to the airport and then to the factory. what is the total number of miles the truck traveled?