maths terms
Across
- 2. a statistical graph for displaying the frequency distribution of continuous data.
- 4. an ordered collection of objects or numbers. Rectangular arrays are commonly used in primary mathematics.
- 7. effective way of identifying outliers in a data set is to graph the data.
- 8. to be a possible outlier.
- 12. a quadrilateral whose opposite sides are parallel.
- 15. histogram is a graphical representation of the information contained in a frequency table. In a histogram, class frequencies
- 16. example, 10 is 8 and 2. In later years it refers to dividing both continuous and discrete quantities into equal parts.
- 17. 5 cmInterquartileRange a measure of the spread within a numerical data set. It is equal to the upper quartile (Q3) minus
Down
- 1. fraction a fraction in which both the numerator and denominator are algebraic expressions.
- 2. when the class intervals are all of equal width.
- 3. lower quartiles (Q1); that is, IQR = Q3 – Q1
- 5. both) as a sum and then multiplying each part of the sum by the other number (or each part of its sum.)
- 6. represented by the areas of rectangles centred on each class interval. The class frequency is proportional to the rectangle’s
- 9. of the products of the first number with each of the others. This means that we can multiply two numbers by expressing one
- 10. Multiplication of numbers is distributive over addition because the product of one number with the sum of two others equals the
- 11. an attempt to collect information about the whole population.
- 12. Dividing a quantity into parts. In the early years it commonly refers to the ability to think about numbers as made up of two parts,
- 13. a data value that appears to stand out from the other members of the data set by being unusually high or low. The
- 14. A quadrilateral with all sides equal.