A regression model involved 5 independent variables and 136 observations. The critical value of t for testing the significance of each of the independent variable's coefficients will have a. 131 degrees of freedom b. 135 degrees of freedom c. 130 degrees of freedom d. 4 degrees of freedom

Suppose i flip two identical coins. what is the probability that i get one head and one tail?

Which is f(5) for the function –2x2 + 2x - 3?

Katie wants to collect over 100 seashells. she already has 34 seashells in her collection. each day, she finds 12 more seashells on the beach. katie can use fractions of days to find seashells. write an inequality to determine the number of days, dd, it will take katie to collect over 100 seashells.