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      MAT123 Spring 2025 Notes


Mon, 3/31, 6.1, 6.2
6.1 The Standard Normal Distribution
a) Characteristics of the standard and non-standard normal distribution
b) Define and interpret z-scores
c) Apply Empirical Rule
6.2 Using the Normal Distribution
a) Sketch, shade and calculate probabilities
b) Find percentiles
c) Solve applied problems

stanine -- standard nine

Grading & Cheating Policy
sheet 6b of ReimannSums.gsp
-- cummulative probability distribution

    From page Mon, 2/3, 2.5, 2.6, 2.7, "Two very useful ..."

Compute x or z
Complete the computation by entering the values and pressing the buttons.
Enter negative two as "-2."
 
  -
=
 
 
so,
 
 
 
 
x = +()()
 
   
 

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