Applied Probability and Statistics C955 Questions and Correct Answer.

Changing Improper Fractions and Mixed Numbers Correct Answer Improper fractions can be converted to mixed numbers by following these steps: Write division problem with numerator divided by denominator. Divide to determine quotient and remainder. Write mixed number with the quotient as the whole number and the remainder as the numerator over the same denominator. Changing Mixed Numbers Into Improper Fractions Correct Answer Mixed numbers can also be converted to improper fractions by following these steps: Multiply the whole number by the denominator of the fraction. To the product given by step 1, add the number of the numerator. Write the result of step 2 as the numerator of the improper fraction. The denominator of the improper fraction should be the denominator of the original fraction. Simplify the improper fraction by diving the numerator and denominator by all common factors. Discrete Data Correct Answer Has distinct values, can be counted, has unconnected points (dots) Continuous data Correct Answer Has values within a range, measured (not counted) does not have gaps between data points. (connected lines or curves) Sign rule for Multiplication and division Correct Answer 1. +# x +# = +# 2. -# x -# = +# A product or division of two numbers of the same sign will result in a positive number 3. -# x +# = -# 4. +# x -# = -# A product or division of two numbers of different signs will result in a negative number Prime Number Correct Answer A prime number is a number that has exactly two positive factors; 1 and itself.