Problem A-a normal distribution has mean=310 and third quartile =391. X=490. Find the z-value
Problem B-mean=183.5 and standard deviation=31.2, find the data value corresponding to z-value 0 and -1.
I've been working on these for 3 days, looking at youtube tutorials, I have no idea what to even call it. Please help. I have a test on Monday.
Problem B-mean=183.5 and standard deviation=31.2, find the data value corresponding to z-value 0 and -1.
I've been working on these for 3 days, looking at youtube tutorials, I have no idea what to even call it. Please help. I have a test on Monday.