During the national football league nfl season las vegas, Ask an Expert

Statistics

During the National Football League (NFL) season, Las Vegas oddsmakers establish a point spread on each game for betting purposes. The final scores of NFL games were compared against the final points spreads and the difference between the game outcome and point spread (called a point-spread error) was calculated for 240 NFL games and the mean and standard deviation of the differences were -1.6 and 13.3 respectively. Test to see if the true mean point- spread error differs from 0 at a 1% level of significance.

Q. What are the null and alternative hypotheses?

Q. What is the p-value for the test?

Q. What is the appropriate conclusion?

View complete question

Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M9994743

Have any Question?Write your Review or question?

Related Questions in Statistics and Probability

According to a pew research center poll 22 of adult

According to a Pew Research Center poll, 22% of adult Americans have contributed to an online fundraising project. A random sample of 100 adults is selected. Let the random variable X be the number of adult Americans who ...

Iq test scores of students are normally distributed with

IQ test scores of students are normally distributed with mean μ=100 and standard deviation σ=10. What is the 33th percentile of the IQ scores? For a randomly chosen student, what is the probability that his or her IQ sco ...

You want to borrow 36000 from your local bank to buy a new

You want to borrow $36,000 from your local bank to buy a new sailboat. You can afford to make monthly payments of $750, but no more. Assuming monthly compounding, what is the highest rate you can afford on a 60-month APR ...

In february 2017 the risk-free rate was 431 percent the

In February 2017 the risk-free rate was 4.31 percent, the market risk premium was 6 percent, and the beta for Twitter stock was 1.58. What is the expected return that was consistent with the systematic risk associated wi ...

You play the following game against your friend you have 2

You play the following game against your friend. You have 2 urns and 4 balls. One of the balls is black and the other 3 are white. You can place the balls in the urns any way that you'd like, including leaving an urn emp ...

Star corp is considering investing in new equipment to

Star Corp. is considering investing in new equipment to serve more customers. You have been asked to determine the required return of Star Corp's common equity, assuming that the firm will raise new equity financing to f ...

Monroe inc is evaluating a project the company uses 138

Monroe, Inc, is evaluating a project. The company uses 13.8 percent discount rate for this project. cost and cash flows are shown in the table. What is the NPV of the project? year. Project 0. ($11,368,000) 1. $2,187,590 ...

Your friend randomly chooses a square picture frame from

Your friend randomly chooses a square picture frame from the store. Let X be the height in inches of the picture frame. Based on your knowledge of the square picture frames at the store, you know that the expected height ...

Your supervisor comes to you and says she would like a

Your supervisor comes to you and says she would like a marketing research study. She says there is a budget of $30,000. She would like to conduct a simple random sample of consumers interested in using the services of th ...

With a die being rolled the set of equally likely outcomes

With a die being rolled. The set of equally likely outcomes is? {1, 2? 3, 4? 5, 6}. Find the probability of getting a 10.

4,153,160 Questions Asked
13,132 Experts
2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Recent Questions

Ask Statistics and Probability Expert