Tools of economic analysis

Economics SSS 2 First Term

THEME: Structure of the Nigerian Economy

WEEK 1&2

Tools of economic analysis

Performance Objectives

Student should be able to:

  1. Solve problems on
  1. Range
  2. Mean deviation
  3. Variance
  4. Standard deviation


Linear Equations

linear equation is an equationwhich consists of only sums of variables and variables which are multiplied by a constant, with no products of variables. All of the variables in the equation must be raised to the power of one. The general form of a linear equation is:


Where a and b are constants and a≠0. Solving a linear equation means finding the values of x which satisfy the equation (make the expression on the left-hand side of the =sign equal to.... View More

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