× Didn't find what you were looking for? Ask a question
Top Posters
Since Sunday
e
5
e
4
4
d
4
o
3
p
3
t
3
3
m
3
p
3
m
3
f
3
Home Q & A Board Science-Related Homework Help Psychology
New Topic  
lorenlauu lorenlauu
wrote...
Go to Answer
Posts: 512
Rep: 0 0
6 years ago
What is the sample variance and the estimated standard error for a sample of n = 9 scores with SS = 72?
 
  A) s2 = 9 and sM = 3
  B) s2 = 9 and sM = 1
  C) s2 = 3 and sM = 3
  D) s2 = 3 and sM = 1

Question 2

A sample of n = 100 people is classified into four categories. If the results are evaluated with a chi-square test for goodness of fit, what is the df value for the chi-square statistic?
 
  A) 3
  B) 4
  C) 99
  D) 100

Question 3

On average, what value is expected for the t statistic when the null hypothesis is true?
 
  A) 0
  B) 1
  C) 1.96
  D) t > 1.96

Question 4

A chi-square test for goodness of fit has df = 2. How many categories were used to classify the individuals in the sample?
 
  A) two
  B) three
  C) four
  D) five
Textbook 
Statistics

Statistics


Edition: 12th
Authors:
Read 68 times
1 Reply
Replies
Answer verified by a subject expert
butterflybutterfly
wrote...
#1
Top Poster
Posts: 502
Rep: 1 0
6 years ago
Sign in or Sign up in seconds to unlock everything for free
More solutions for this book are available here
1

Related Topics

lorenlauu Author
wrote...

6 years ago
You make an excellent tutor!
bkrandy
wrote...

Yesterday
This helped my grade so much Perfect
avance37
wrote...

2 hours ago
this is exactly what I needed
New Topic      
Quick Reply
Explore
Post your homework questions and get free online help from our incredible volunteers
  964 People Browsing
 101 Signed Up Today
Start New Topic Take the Tour CoursesNew Study Tools Topics Trending Browse by Textbook
Live Chat
Related Images
  
 245
  
 182
  
 308
Your Opinion
Which 'study break' activity do you find most distracting?
Votes: 741
Previous poll results: What's your favorite math subject?