Triangle JKL is reflected across the y-axis. Which of the following transformations would have moved the triangle to the same quadrant?
A. Dilation of 50%
B. Translations 4 units down
C. 180° rotation around the origin
D. None of the above

The standard deviation for a set of data is 5.5. the mean is 265. what is the margin of error?

Ahypothesis is: a the average squared deviations about the mean of a distribution of values b) an empirically testable statement that is an unproven supposition developed in order to explain phenomena a statement that asserts the status quo; that is, any change from what has been c) thought to be true is due to random sampling order da statement that is the opposite of the null hypothesis e) the error made by rejecting the null hypothesis when it is true

Which graph depicts the path of a projectile