Statistics
posted by Chris .
Choose the right answer, and provide the reasons and calculations.
A palmist claims that he can accurately predict the age at death (y) of an individual from the length
(centimeters) of age line (x) on the right hand of the individual. A random sample of 20 dead
individuals from the database maintained by the palmist gave SSyy=2160 and SSxx=28.and the point
prediction ŷ = 45 + 3.5x to predict the age at death. The claim of the palmist can be accepted only at
i. α=0.01 ii. α=0.05 iii. α=0.1 iv. None of them
Respond to this Question
Similar Questions

Algebra
Mario is 16 years older than his sister Mercedes. Together, their ages total 36 years. How old is Mercedes? 
statistics/excel
I am in an applied stat class and I need help making a predictive line in excel or by hand, I am not sure how to get it to come out so that I can answer "what is the expected age of a person who is caught driving 86 mph? 
Math
I don't understand this question can someone explain? 
Math
The sum of John's age and twice of his son's age is 56. In 8 years time, the son's age will be half of john's age. Find there present ages. Right now I wrote down an equation x+2y=56 and not quite sure what to do next. 
child development
o Choose two age groups from different periods in the physical development process. Give some thought to the age groups you choose, as you will focus on them in later weeks and for the final project. o Compare what you would expect … 
Statistics
Choose the right answer, and provide the reasons and calculations. A palmist claims that he can accurately predict the age at death (y) of an individual from the length (centimeters) of age line (x) on the right hand of the individual. … 
statistics
A group is studying age distribution of people living in town. The mean age is 45, the modal age is 59, the median age is 56, the range is 96, and the standard deviation is 20.5. Is the data positively or negatively skewed 
health 4 sue
What is premature death? A. Dying at the average age of death for a specific population group B. Dying after the average age of death for a specific population group C. Dying earlier than the average age of death for a specific population 
Math
In a recent year there were the following numbers (in thousands) of licensed drivers in the United States. MALE: Age 19 and under  4746 Age 20  1625 Age 21  1679 FEMALE: Age 19 and under  4517 Age 20  1553 Age 21  1627 Choose … 
health
Question 13 of 20 5.0 Points What is premature death?