Suppose iq score were obtained from a randomly selected, Ask an Expert

Statistics

Suppose IQ score were obtained from a randomly selected siblings.For such 20 pairs of people the linear corelation is 0.907 and the equation of regression line is y= 3.92+0.95x ,where x represents the iq score of the younger child. Also ,the 20 x values have a mean if 99.85 and the 20 y values have a mean of 99.25.What is the best predicted IQ of the older child,given that the younger child has an IQ of 104?Use a significance level of 0.05.

View complete question

Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M91009169

Have any Question?Write your Review or question?

Related Questions in Statistics and Probability

1 a stock market analyst is able to 1. A stock market analyst is able to

1. A stock market analyst is able to identify mis-priced stocks by comparing the average price for the last 10 days to the average price for the last 60 days. If this is true, what do you know about the market's efficien ...

In a study of helicopter usage and patient survival among

In a study of helicopter usage and patient? survival, among the 55,032 patients transported by? helicopter, 227 of them left the treatment center against medical? advice, and the other 54,805 did not leave against medica ...

1 you are analyzing a common stock with a beta of 28 the

1.) You are analyzing a common stock with a beta of 2.8. The risk-free rate of interest is 5 percent and the expected return on the market is 12 percent. What is the stock's equilibrium required rate of return? Round to ...

A manufacture makes makes two models of an item model 1

A manufacture makes makes two models of an item. Model 1 which accounts for 89% of unit sales, and model 2, which accounts for 11% of unit sales. Because of defects the manufacture has to replace (or exchange) 11% of its ...

European bonds pay coupons annually while us bonds pay

European bonds pay coupons annually, while U.S. bonds pay coupons semiannually. If the coupon rate on a European bond is 12% (annual coupons), what is the comparable coupon rate for a U.S. bond (semiannual coupons) assum ...

For each of the following describe1 the direction of the

For each of the following describe: 1. The direction of the relationship 2. The strength of the relationship 3. A verbal description of the relationship between the variables. r = -.96 between the craving for Taco Bell a ...

Discuss the meaning of the standard error of the estimate

Discuss the meaning of the standard error of the estimate. As you collect more data, do you expect that this standard error will increase, decrease, or stay about the same? Explain how you came to this conclusion.

1940 randomly selected adults were asked if they think they

1940 randomly selected adults were asked if they think they are financially better off than their parents. The following table gives the two-way classification of the responses based on the education levels of the person ...

Out ofnbsp350nbspapplicants for a jobnbsp158nbspare female

Out of 350 applicants for a job, 158 are female and 66 are female and have a graduate degree. Step 1 of 2: What is the probability that a randomly chosen applicant has a graduate degree, given that they are female? Expr ...

1 a team of researchers have developed a new weight loss

1. A team of researchers have developed a new weight loss drug. They want to know if patients who use the new drug for two weeks lose any weight. The drug has some minor side effects including mild headaches and achiness ...

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