exam
Maths Puzzle
Numerical Ability
A paired difference test is being conducted involving 19 pairs of observations. What is the number of degrees of freedom for the test statistic?
a. 18
b. 19
c. 37
d. 38
Read Solution (Total 0)
exam Other Question
find the length x in the following triangle
express it in simplified radical form
the left side is 12 the right side is x and the bottom is 8
Find an equation of an ellipse having the given intercepts:
x-intercept: ±3
y-intercept: ±4