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RIT Above 260:• Determines the probabilities of compound events (dependent)

RIT 251-260:• Organizes data to create circle graphs• Solves complex problems involving mean
• Computes and compares mean, median, mode, and range in simple examples to demonstrate that they may differ for a given set of data
• Evaluates how adding data to a set of data affects the measures of center
• Uses random sampling techniques & the regression line method to make predictions
• Determines certainty from a set data & the probabilities of complex compound events (independent)
SIGNS AND SYMBOLS: • + Addition

RIT 241-250:• Reads and interprets data in tables
• Predicts from an analysis of data and statistical measures
• Determines the mean, median, and/or mode of a set of data & the range of a complex set of data & certainty from a set data
• Determines probability using tables, an area model, and counting procedures
• Determines the complement of a complex event & the correlation for a set of data
• Uses counting procedures to determine probabilities & permutation and combination formulas to determine possibilities
• Uses theoretical probability to predict future events
VOCABULARY: • Correlation, Equilateral pyramid, Hyperbolic, Mileage table, Sample space
SIGNS AND SYMBOLS: • ° Degrees, E East, × Multiplication, NE Northeast, NNE North northeast, N North, NW Northwest, S South,
W West


RIT 231-240:
Interprets data given in horizontal and vertical bar graphs to solve problems & data given in tables to solve problems
• Interprets data given in circle graphs to solve complex problems (with percents) & data given in line graphs to solve problems
Organizes data using tables & data to create bar graphs• Solves problems with missing data when the mean is known
• Estimates the mean from a set of data & line of best fit to make predictions
• Identifies outliers on a data display (e.g., uses interquartile range to identify outliers on a box-andwhisker plot)
• Recognizes the relationship between events and probability
• Determines the mean of a complex set of data (e.g., fractions, integers, many data points) & the range of a complex set of data
• Determines the median from a complex set of data (e.g., not in order, many data points) & sample space using probability
• Determines sample space to find probability and probability for 2-step problems
• Determines certainty from a set data & the complement of a complex event & the probability of independent simple compound events
• Predicts from an analysis of data and statistical measures & from charts and tables
VOCABULARY: • Box-and-whisker plot, Data point, Meters per minute, Middle, Outlier, Successive
SIGNS AND SYMBOLS: • ( ) Ordered pair, m Meter/metre, mL Milliliter/milliliter, ? Next in sequence, ° ºC, • Outlier


RIT 221-230:
• Interprets data given in tables to solve problems & data given in circle graphs to solve complex problems (with percents)
• Estimates the mean from a set of data
Solves problems using circle graphs & simple problems involving mean & problems with missing data when the mean is known
• Solves problems involving combinations
Determines the most accurate sample for a situation & the average (mean) of a simple set of data & the mode of a set of data
• Determines the middle value (median) from a simple set of data & the mean of a complex set of data (e.g., fractions, integers, many data points)
• Determines the possible outcomes for a simple probability experiment using spinners and dart boards
• Determines the outcome of simple multiple events & sample space to find probability & probability using tree diagrams
• Determines the complement of a simple event & the number of possible combinations of given items
• Computes probability as a fraction, given equivalent forms
• Predicts from line graphs and from plotted data
• Uses previous results to predict future events
• Explains rationale for determining the mean, median, or mode of a set of data
• Explains the relationship between probability and odds, and computes one when given the other
• Explains the difference between predictions based on theoretical and experimental probability
VOCABULARY: • Experimental probability, Frequency table, Median, Mode, Survey, Theoretical probability
SIGNS AND SYMBOLS: • h Hour (SI metric), - Negative number, oz Ounce, P( ) probability, s Second ( SI metric)


RIT 211-220:Draws conclusions from data
• Reads and interprets circle graphs, data in scatter plots, and data in line plots
• Interprets data in line graphs (e.g., change over time)
• Solves problems using picture graphs, line graphs, bar graphs, and circle graphs
• Solves problems involving permutations & simple problems involving mean
• Interprets data given in circle graphs to solve simple problems (with percents)
Determines the average (mean) of a simple set of data & the complement of a simple event & the number of possible combinations of given items
• Determines the possible outcomes for a simple probability experiment using a frequency table, dice, and spinners
• Determines probability when drawing objects from containers & from a real-world situation
• Predicts from pictographs and bar graphs and from plotted data
• Compares the outcome of the experiment to the actual data
• Uses the results of probability experiments or events to predict future events
VOCABULARY: • Combinations, Fastest, Fitted line, Likelihood, Line of best fit, Line plot, Mean, Number cube, Outcome,
Positive linear relationship, Scatter plot, Tails
SIGNS AND SYMBOLS: • ¢ Cent sign, d Distance, hr Hour, t Time


RIT 201-210:
Draws conclusions from data
• Reads and interprets tables and data given in percent form on a circle graph
• Solves problems using line graphs, bar graphs, tables, and dual bar graphs
• Interprets data given in circle graphs to solve simple problems (with percents)
• Understands how the omission or duplication of data affects the interpretation of results
Organizes data to create simple bar graphs and pie charts
• Recognizes events that are certain, likely, unlikely, possible, or impossible
• Uses the concept of chance to determine the likelihood of an event
• Determines the possible outcomes for a simple probability experiment using one or more coins and using objects• Predicts from pictographs and bar graphs and from simple charts and tables
VOCABULARY: • Bar graph, Below, Chance, Circle graph, Dice, Heads, Increase, Kilogram, Less likely, Maximum, Probability,
Prove, Random, Square mile, Times, Times table
SIGNS AND SYMBOLS: • kg Kilogram

RIT 191-200:Draws conclusions from data
• Reads and interprets simple line graphs, data from a bar graph, dual bar graphs, and data given in percent form on a circle graph
• Solves problems using tables and tally charts
• Investigates probability of "more likely" or "less likely" using a spinner and with a dart board
VOCABULARY: • Fahrenheit, • Line graph
SIGNS AND SYMBOLS: • g Gram, lb Pound, min Minute, ° ºF, p.m., % Percent, : Used with time

RIT 181-190:Interprets simple graphs or tables
• Reads and interprets data from a bar graph• Solves simple problems based on data from pictographs, bar graphs, and tally charts
• Investigates probability of "more likely" or "less likely" using a spinner and with objects hidden in containers
VOCABULARY: • Average, Consecutive, Lowest, Most likely, Most often, Spinner

RIT 171-180:

Compares data from simple graphs (e.g., largest, smallest, most often, least often)
• Interprets data using tally charts & simple graphs or tables
Reads and interprets data from a picture graph*
• Solves simple problems based on data from pictographs and bar graphs
Matches simple data to lists, tables, or graphs
Investigates probability of "more likely" or "less likely" using a table
VOCABULARY: • Chart, Fewer, Less, Quart, Taller
SIGNS AND SYMBOLS: • cm Centimeter/centimeter, in. Inch, | Tally mark

RIT BELOW 171:

Compares data from simple graphs (e.g., largest, smallest, most often, least often)• Solves simple problems based on data from tables
VOCABULARY: • Dollar, Fewest, Longest, Most, Shortest, Table
SIGNS AND SYMBOLS: • $ Dollar Sign, = Is equal to