× Didn't find what you were looking for? Ask a question
Top Posters
Since Sunday
r
4
L
4
3
d
3
M
3
l
3
V
3
s
3
d
3
a
3
g
3
j
3
New Topic  
jprust87 jprust87
wrote...
6 years ago
The average price of homes sold in the U.S. in the past year was 220,000 . A random sample of 81 homes sold this year showed an average price of 210,000 . It is known that the standard deviation of the population is 36,000 . At a 5 level of significance, test to determine if there has been a significant decrease in the average price of homes.
 a. State the null and alternative hypotheses to be tested.
  b. Compute the test statistic.
  c. Determine the critical value for this test.
  d. What do you conclude?
  e. Compute the p-value.
Read 68 times
1 Reply
Replies
Answer verified by a subject expert
irina99irina99
wrote...
Top Poster
Posts: 1164
Rep: 2 0
6 years ago
Sign in or Sign up in seconds to unlock everything for free
1

Related Topics

wrote...

6 years ago
Thanks for your help!!
wrote...

Yesterday
This site is awesome
wrote...

2 hours ago
Smart ... Thanks!
New Topic      
Explore
Post your homework questions and get free online help from our incredible volunteers
  1563 People Browsing
Related Images
  
 236
  
 270
  
 914
Your Opinion
Which industry do you think artificial intelligence (AI) will impact the most?
Votes: 484