× Didn't find what you were looking for? Ask a question
  
  
Top Posters
Since Sunday
A
8
6
R
3
3
m
3
2
o
2
a
2
S
2
m
2
A
2
t
2
New Topic  
johnwayne88 johnwayne88
wrote...
Posts: 647
Rep: 0 0
4 years ago
Using the data shown in the table, develop a regression line that can be used to predict the demand for time period number 20. What is the prediction equation and what is your forecast for period 20?
 
  Period Demand Period  Demand
   1 16 16
   2 20 40
   3 24 72
   4 27 108
   5 29 145
   6 30 180
   7 32 224
   8 35 280
   9 36 324
   10 38 380
  Sums 55 287 1769
 
  What will be an ideal response?
Read 14 times
1 Reply
Replies
Answer verified by a subject expert
Ha d.Ha dhe224
wrote...
Top Poster
Posts: 876
Rep: 3 0
4 years ago
Sign in or Sign up in seconds to unlock everything for free
Answer:
= = = 2.3
= - = 28.7 - 2.3 (5.5) = 16

The equation is y = 16 + 2.3 x

The forecast for period 20 is y = 16 + 2.3  20 = 62.
1

Related Topics

wrote...
Posts: 647
Credits: 110

4 years ago
This helped my grade so much Perfect
wrote...
Posts: 81
Credits: 40

Yesterday
Brilliant
wrote...
Posts: 76
Credits: 40

2 hours ago
Correct Slight Smile TY
New Topic      
Explore
Post your homework questions and get free online help from our incredible volunteers
  104 People Browsing
 287 Signed Up Today
Related Images
 8178
 16514
 171
Your Opinion

Previous poll results: Do you believe in global warming?