Solution :
The term 'literacy rate' provides the ability of a person who is from a definite age group can read or write.
a). 
does not determine the rate at which the variable explains another, but it explains the amount the amount of variability in one of the variables as explained by the other variable.
b). The slope given provides an expected improvement but it cannot guarantee the improvement. The value may be less or it could be more also.
The regression model provides the prediction and not the actual values.
Log3(7) + log3(x)
Terms that are multiplied inside one log become added when you separate them where each term gets its own log.
Answer:
=-4/-12=1/3 is your answer
Answer:
3.7
This means that the answer is past the 3 point on the number line and 3 tick marks before the 4 point.
