Can someone please help me I will mark you brainleist if you do ALL OF THEMMM and also HAVE A GOOD DAYYY or NIGHTTT

Find the equation of the line that goes through the points (4, –1) and (2, –5). use slope formula,equation,to find the slope of a line that passes through the points. m = use slope-intercept form, y = mx + b, to find the y-intercept (b) of the line. b = write the equation in slope-intercept form, y = mx + b.

Weekly wages at a certain factory are normally distributed with a mean of $400 and a standard deviation of $50. find the probability that a worker selected at random makes between $450 and $500

What is the mean of the data set 125, 141, 213, 155, 281