What patterns does Percy see in his table ?

Complete parts a through e below. a. Find P (B1 N A). b. Find P (B2 N A). c. Find P(A) using the results in parts a and b. d. Find P (B1 | A). e. Find P (B2 | A).

.42 A skiing event has 13 participants for the slalom. The 5 participants with the fastest speeds will be listed, in the order of their speed, on the leader board. How many different ways are there for the names to be listed? There are ways for the names to be listed. Enter your answer in the answer box and then click Check Answer. All parts showing

1. Here are three different patterns. Pattern A is shown using a table of values. Pattern B is shown using a pattern rule. Pattern C is shown using models. Match each pattern with the correct scatter plot below. State the colour of the matching scatter plot. L Pattern A Term Term number value 12 3 st 4 5 5 6 6 Pattern B 4n Pattern C Figure 1 6 11 16 21 26 31 Figure 2 Figure 3 Term value 22228CHNO 26 24 20 18- 16 14 12 10+ 8 6 4 2 0 Three Patterns II TI T • 4 1 I 1 7 I I i 1 17 7 17 1 t 1 [7 Term number 7 L 1 2 3 4 5 6

a) Use the data in these tables of values to draw two scatter plots on the same pair of axes. Use a different colour for each scatter plot. i) ii) Term number 1 23 4 Term number 1 2 3 4 Term value 1 4 9 16 Term value 4 8 12 16 S b) Write each pattern rule as an algebraic expression. c) Explain the similarities and differences between the two relationships.