What does the R squared value tell you for the purpose of variable selection?

A xdcr with a large bandwidth is likely to have:

What is the probability that leukemia remission (REMISS) will occur when the LI value is 0.6.

The backing material decreases the quality factor.

Many quartz crystals are naturally piezoelectric. What process is utilized to make ceramic crystals piezoelectric?

If both endpoints of a 95% confidence interval for a relative risk are less than 1 in a 2*2 contingency table then population 1 has a significantly higher risk than population 2. Is this statement correct ? (consider the usual setup)

Consider the following analysis of a dataset :   Suppose the response variable is the accident rate. If we were to perform backwards elimination on this data set, we should first eliminate thepredictor:  (Note : P means p-value )

The thickness for the matching layer is usually equal to:

A commonly used material in modern xdcr element is:

The transducer _______ determines its _________.