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PSSA OTD

PSSA OTD. What is implied when it is said that x and y have a positive correlation?  A. When the value of x decreases, the value of y does not necessarily increase or decrease.  B. When the value of x increases, the value of y does not necessarily increase or decrease. 

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PSSA OTD

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  1. PSSA OTD What is implied when it is said that x and y have a positive correlation?  A. When the value of x decreases, the value of y does not necessarily increase or decrease.  B. When the value of x increases, the value of y does not necessarily increase or decrease.  C. When the value of x increases, the value of y decreases. D. When the value of x increases, the value of y increases.

  2. Patterns Also known as sequences Continue a numeric or algebraic pattern (pattern must show 3 repetitions – may include up to 2 operations, squares and square roots).

  3. Arithmetic Sequences • Arithmetic Sequence • Common difference

  4. 2,4,6,8,… 3,7,11,15 3) -36,-47,-58,-69,… 4) 99,94,89,84,…. Arithmetic Sequences

  5. Two Operations • 35,40,38,43,…. 2) 94,92,102,100,110,… 3) 57,31,46,20,35,…

  6. Finding the nth term MONEY The arithmetic sequence 1, 10, 19, 28, … represents the total number of dollars Erin has in her account after her weekly allowance is added. • What is the first term? a1 = • What is the difference? d = • What is the 52nd term?

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