Realgrades

elementary operations - correct answer addition subtraction multiplication division constants - correct answer a number with a fixed value all real numbers arithmetic expression - correct answer a string of numbers connected by elementary operations 4 + 2 + 5 - 8 4,2,5,8= constants +, +, -= operations anything with a letter is - correct answ...

solving conditional proportions - correct answer If a medication vial has a concentration of 50 mg of drug in 5 ml of volume, what is the proportion of drug to volume - correct answer 10 to 1 The Butterfly Method: Identifying Equivalent Fractions - correct answer Ratio - correct answer Unit Conve...

Examples of Quantitative and Qualitative Probability - Qualitative Description= impossible Quantitative Probability = 0% probability Qualitative Description= Unlikely Quantitative Probability = 1% to 30% probability Qualitative Description= As likely as unlikely Quantitative Probability = 40-60% Qualitative Description= likely Quantitative Probability = 70-99% Qualitative Description= certain Quantitative Probability = 100% experiment - the procedure or situation in which the...

lurking variable - correct answer A variable that is not included in an analysis but that is related to two (or more) other associated variables which were analyzed. simple linear regression - correct answer the prediction of one response variable's value from one explanatory variable's value Simpson's Paradox - correct answer A counterintuitive si...

discrete data - correct answer distinct values, can be counted, unconnected points (ex. number of students) continuous data - correct answer values are within a range, measured not counted, no gaps between data points (ex. time in a race) less than or greater than - correct answer marked with (parenthesis), open circle on number line less than or e...

qualitative data - correct answer Non-numeric information based on some quality or characteristic. Categorical data*, also called qualitative data*, consists of data that are groups, such as names or labels, and are not necessarily numerical. You use what type of charts for Categorical Data - correct answer Pie charts-percents Bar Charts-display frequencies or counts for categorical data What ...

Lurking Variable - correct answer Associated with the explanatory and the response variables that is not directly being studied. Simpson's Paradox - correct answer Occurs when a trend or result that appears in groups of data disappears when we combine the data. Regression Analysis - correct answer A process for estimating and analyzing the relationsh...

☻ (all filled in) used for number line Symbol for When the interval is infinite - correct answer as in rather than being between two values, it is compared only to one — use an infinity symbol, ∞ Display x ≤ 8 using interval notation - correct answer (- ∞, 8] Display x > -2 using interval notation. - correct answer (-2, ∞) Discret...

Whole Number - correct answer "whole" numbers are numbers whose values are "whole," such as 1 or 2. Whole numbers only not negative not decimal not fraction Integers - correct answer Integers like whole numbers, are numerical figures that do not contain a fractional or decimal component. positive number* or a negative number*. Whole numbers are positive integers Rational Number - co...

Given the following set of numbers: 3.3, -2.3, -16, 25. What are the square roots of the whole number? A. +/- 2.3 B. +/- 3.3 C. +/- 4 D. +/- 5 - correct answer D. +/- 5 Given the following set of numbers: 10, 2.5, -4, -4.5, 5. What is the sum when adding together only the whole numbers? A. 5.5 B. 11 C. 12.5 D. 15 - correct answer D. 15 Given the following expression: 4 + 7 × (6 - 3)2. Wh...