loni

4. The scores on a university examination are normally distributed with a mean of 62 and a standard deviation of 11. If the bottom 5% of students will fail the examination, what is the lowest score, to the nearest whole number, that a student can have and...

A line has a slope of 2. It passes through the points (1,2) and (3,y). What is he value of y? can someone walk me through this without using y=mx+b?