This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Is there enough evidence at the 10 significance level to infer that the model is useful in ... (Read 112 times)

nramada

  • Hero Member
  • *****
  • Posts: 580
on: Jun 24, 2018
Is there enough evidence at the 10 significance level to infer that the model is useful in predicting how long an individual will live?
 
  What will be an ideal response?

Question 2

Increasing the value of  from 0.025 to 0.10 in exponential smoothing will increase the weight to the most recent observation by 0.075.
 
  Indicate whether the statement is true or false


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

pikon

  • Sr. Member
  • ****
  • Posts: 361
Reply #1 on: Jun 24, 2018
Answer to Question 1

H0 : 1 = 2 = 3 = 0
H1 : At least one j, j = 1, 2, 3 is not equal to zero.
Rejection region: F > F0.10,3,36 = 2.24
Test statistic: F = 3.477
Conclusion: Reject the null hypothesis. Yes, there is enough evidence at the 10 significance level to infer that the model is useful in predicting how long an individual will live.

Answer to Question 2

FALSE


nramada

  • Member
  • Posts: 580
Reply 2 on: Jun 24, 2018
Thanks for the timely response, appreciate it

lkanara2

  • Member
  • Posts: 329
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

In 1844, Charles Goodyear obtained the first patent for a rubber condom.

Did you know?

The Food and Drug Administration has approved Risperdal, an adult antipsychotic drug, for the symptomatic treatment of irritability in children and adolescents with autism. The approval is the first for the use of a drug to treat behaviors associated with autism in children. These behaviors are included under the general heading of irritability and include aggression, deliberate self-injury, and temper tantrums.

Did you know?

A good example of polar molecules can be understood when trying to make a cake. If water and oil are required, they will not mix together. If you put them into a measuring cup, the oil will rise to the top while the water remains on the bottom.

Did you know?

Most fungi that pathogenically affect humans live in soil. If a person is not healthy, has an open wound, or is immunocompromised, a fungal infection can be very aggressive.

Did you know?

After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.

Shy children often have a high arousal level in novel social situations. Over time, parents can help ... Shy children often have a high arousal level in novel social situations. Over time, parents can help ...
Common skin signs are often evidence of an illness or disorder. An erosion or ulcer is an eating or ... Common skin signs are often evidence of an illness or disorder. An erosion or ulcer is an eating or ...
Roberts's Assessment, Crisis Intervention, and Trauma Treatment (ACT) model. Roberts's Assessment, Crisis Intervention, and Trauma Treatment (ACT) model.
A model for mixed inhibition A model for mixed inhibition
Changes in the Level of Education, 1975-2010 Changes in the Level of Education, 1975-2010
Pulse–chase labeling evidence of bidirectional DNA replication in mammalian chromosomes Pulse–chase labeling evidence of bidirectional DNA replication in mammalian chromosomes
Video: Sigmoidoscopy

For a complete list of videos, visit our video library