× Didn't find what you were looking for? Ask a question
Top Posters
Since Sunday
g
3
3
2
J
2
p
2
m
2
h
2
s
2
r
2
d
2
l
2
a
2
New Topic  
clcharleston clcharleston
wrote...
Posts: 835
Rep: 0 0
6 years ago
On a multiple choice test with 8 questions, each question has four possible answers, one of which is correct. For students who guess at all answers, find the standard deviation for the number of correct answers.
 
  A) 1.44 B) 1.5 C) 1.225 D) 1.313
Read 59 times
1 Reply

Related Topics

Replies
wrote...
6 years ago
C
New Topic      
Explore
Post your homework questions and get free online help from our incredible volunteers
  1081 People Browsing
 114 Signed Up Today
Related Images
  
 27
  
 273
  
 1510
Your Opinion
Which industry do you think artificial intelligence (AI) will impact the most?
Votes: 352

Previous poll results: What's your favorite coffee beverage?