You’re interested in Wayne East’s new album. People seem to be very excited about it, but is it really that good? You ask your friends to rate it on a scale of 1 to 4, and expect that the median score will be higher than 2. Your friends ratings were 3.5, 4.2, 2.3, 3.0 and 1.0. You decide to check this with a Wilcoxon signed rank test. What is the test statistic?

Based on what i know about mean, this doesn't add up.

What is the equation of the following graph in vertex form? parabolic function going down from the left through the point zero comma twelve and through the point two comma zero and turning at the point four comma negative four and going up through the point six comma zero and continuing towards infinity courtesy of texas instruments a: y = (x − 4)2 − 4 b: y = (x + 4)2 − 4 c: y = (x + 2)2 + 6 d: y = (x + 2)2 + 12

What is (28 + 7 + 6 + 3) x 1/2 show your work