A set of test scores are normally distributed. Their mean is 100 and standard deviation is 20. These scores are converted to standard normal z scores. What is the mean of this distribution ?

The scatter plot graph shows the average annual income for a certain profession based on the number of years of experience which of the following is most likely to be the equation of the trend line for this set of data? a. i=5350e +37100 b. i=5350e-37100 c. i=5350e d. e=5350e+37100

The angle of a triangle are given as 6x,(x-3), and (3x+7). find x then find the measures of the angles

Find │7│. a. 1 over 7 b. –7 c. 7 asap i always mark brailiest who me so