Statistics symbols and notations

Symbols and notation

1. Statistics Symbols and Notations

2. Array – collection of data organized in table or rectangular form. They are identified by capital bold letters, X, Y, Z, A….

3. Given an array X, is the element of X at the ith position. Consider the array below.

4. Fill in the table

5. Define as gross sales for month i , and define as operating cost for month i

6. The Sigma Notation

7. Fill in the table

8. Properties of Summation

9. Quiz w

10. Answers