What assumptions do you need to make about the shape of the population distribution of all possible tax preparation times to make inferences about the mean time to complete a tax form?

The temperature dropped 75 degrees to 50 degrees. what was the percent decreased in temperature

Which of the following statements is not true when applied to the t distribution? a. it approaches the normal (z) distribution as n nears infinity b. it is symmetric about its median c. it has a mean of 0 and a variance of 1 d.

For every 15 minutes of a show, there are two minutes of commercials. At this rate, if Leila has seen 45 minutes of a show, how many minutes has she been watching TV altogether

What is 8,000000 times 2

1/16 x 6 then round to 2 decimal places.

What is the distance from Jupiter to the sun in scientific notation

What is the solutions to 3x+y=-8 and - 2x+y=6

The price of a technology stock has risen to $9.81 today. yesterday's price was $9.68. find the percentage increase. round your answer to the nearest tenth of a percent

Describs how to identify the coordinate of an improper fraction on a number line.

What percent of 287.5 is 46