Find the coefficient of determination

Reference no: EM13200999

Based on a sample of 30, suppose we estimate a regression model and find b1=8.4, SSR=128, SSE=286

a) Find the coefficient of determination (R^2)

b) Test at the 10% significance level against the two sided alternative the null that B1=0?

Reference no: EM13200999

Questions Cloud

A large research hospital has accumulated statistical data : A large research hospital has accumulated statistical data on its patients for an extended period. Researchers have determined that patients who are smokers have an 18% chance of contracting a serous illness such as heart disease

How many mls of concentrated hno3 : How many mLs of concentrated HNO3 would be needed to prepare 500mL of 0.2 N HNO3? (sp gr = 1.42, % purity =70%)

Firm profitability in short run and long run : Analyze in detail using graphical tools what would happen to the number of firms and firm profitability in short run and long run if demand for product falls and if it rises.

Determine expected waiting time : Cars pass a certain street location according to a Poisson process with rate λ. A woman who want to cross the street at that location waits until she can see that no cars will come by in the next T time units.

Find the coefficient of determination : Based on a sample of 30, suppose we estimate a regression model and find b1=8.4, SSR=128, SSE=286 a) Find the coefficient of determination (R^2) b) Test at the 10% significance level against the two sided alternative the null that B1=0

What was the standard deviation of the market returns : What was the standard deviation of the market returns and calculate the average real return - shows the nominal returns on U.S. stocks and the rate of inflation.

Define height after t seconds is given by the equation : If an object is propelled upward from a height of 96 feet at an initial velocity of 80 feet per second, then its height after t seconds is given by the equation

Describe null hypothesis that quantities are uncorrelated : Suppose in a random sample of 353 grad student teachers, the correlation between annual salary increases and teaching evaluations is found to be 0.11. Test at the 5% significance level , the null hypothesis that the quantities are uncorrelated.

Demonstrate mathematically that atc and avc are not parallel : Total cost and total variable cost are parallel, yet average total cost and average variable cost are not parallel. Demonstrate mathematically that ATC and AVC are not parallel.

User Account

All Pages