A simple random sample of 64 observations was taken from a large population. the sample mean and the standard deviation were determined to be 320 and 120 respectively. the estimated standard error of the mean is

1/10, 3/20, 5/30, 7/40 arithmetic sequence geometric sequence neither

A dry cleaner charges $18 to clean 4 pairs of pants. Solve for the number of pairs of pants that can be cleaned for $27 at the same rate.

Rational numbers are not ...

A man with a mass of 65 kg skis down a frictionless hill that is 4.7 m high. At the bottom of the hill the terrain levels out. As the man reaches the horizontal section, he grabs a 23 kg backpack and skis off a 1.7 m high ledge.

You are tossing 3 different colored coins. how many possible outcomes are there?

Polynomial fx is divided by x-c what can you conclude if the remainder is 0

Henry is four times older than James. Next year, Henry will be three times older than James will be. How old are Henry and James now? a. James is 3 years old; Henry is 4 years old. b. Henry is 4 years old; James is 3 years old. c.

Wayne and Winston are scuba diving and are ascending to the surface. The function y = 30x - 105 represents Wayne's elevation in feet in terms of the time in minutes he ascends.

What is 470,000 in scientific notation

Why do you suppose the United States still uses the English System for everyday measurements, while almost every other country uses Sl? Give several possible reasons