copy and electronically file a 1040 tax form. The distribution of times follows the
mormal distribution and the standard deviation is 80 minutes. A consumer watchdog
agency selects a random sample of 40 taxpayers.
a. What is the standard error of the mean in this example ?
b. What is the likelihood the sample mean is greater than 320 minutes ?
c. What is the liklihood the sample mean is between 320 and 350 minutes ?
d. What is the likelihood the sample mean is greater than 350 minutes ?
Recently Asked Questions
- McDaniel Corporation had net income for 2016 of $72,000. McDaniel had 6,000 shares of common stock outstanding at the beginning of the year and 26,000 shares
- 1. You are building an online ordering site for a pharmaceutical company. Considering that most of the users will be senior citizens, identify and describe the
- RPC allows a computer program to cause a subroutine to execute in