× 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
Home Q & A Board Other Fields Homework Help Business
New Topic  
honey lemon honey lemon
wrote...
solved
Posts: 312
Rep: 0 0
5 years ago
Horatio Oscar Vineeth Lane (HOV Lane for short) records his commute times for a period of one month and assigned them to five different categories as shown in the table.

Commute LengthNumber of Observations
commute time <10 minutes1
10 ≤ commute time < 20 minutes2
20 ≤ commute time < 30 minutes4
30 ≤ commute time < 40 minutes9
40 ≤ commute time < 50 minutes4

What is the average commute time for HOV Lane?
Textbook 
Introduction to Management Science

Introduction to Management Science


Edition: 13th
Author:
Read 58 times
1 Reply

Related Topics

Replies
wrote...
#1
5 years ago
Taking the midpoints of each observation as the value of the random variable, we get .05 × 5 + .1 × 15 + .2 × 25 + .45 × 35 + .2 × 45 = 31.5 minutes
New Topic      
Quick Reply
Explore
Post your homework questions and get free online help from our incredible volunteers
  1733 People Browsing
Start New Topic Take the Tour CoursesNew Study Tools Topics Trending Browse by Textbook
Live Chat
Related Images
  
 707
  
 290
  
 7130
Your Opinion
Who's your favorite biologist?
Votes: 608
Previous poll results: Who will win the 2024 president election?