According to the Centers for Diseases Control and Prevention (CDC), the average height of a male in the United States is 69.2 inches tall. Eduardo would like to perform a study to determine if the average height of adult CBC students is different than the national average. Which of the following is an appropriate formal hypothesis statement for Eduardo's study? O Ho: = 69.2 H.> 69.2 O Ho: = 69.2 H.H<69.2 O Ho: u= 69.2 H 69.2 O None of these are correct
Percentage
A percentage is a number indicated as a fraction of 100. It is a dimensionless number often expressed using the symbol %.
Algebraic Expressions
In mathematics, an algebraic expression consists of constant(s), variable(s), and mathematical operators. It is made up of terms.
Numbers
Numbers are some measures used for counting. They can be compared one with another to know its position in the number line and determine which one is greater or lesser than the other.
Subtraction
Before we begin to understand the subtraction of algebraic expressions, we need to list out a few things that form the basis of algebra.
Addition
Before we begin to understand the addition of algebraic expressions, we need to list out a few things that form the basis of algebra.
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