Thursday, April 20, 2017

CONGRATULATIONS, YOU ROCKED THE STAAR!

You have done Ms Dennis, your parents and Kleberg proud by passing the STAAR on the first try. Now you have time to focus on some of the other TEKS from your 5th grade curriculum. Let's start with something that you will see next year; scatterplots! Review this information. It goes pretty DEEP, but will give you a nice overview of the topic.
Now take out your math journal and answer these questions:
5.9(B) Represent discrete paired data on a scatterplot
5.9(C) Solve one-and two-step problems using data from a frequency table, dot plot, bar graph, stem and leaf plot or scatterplot
  1. What is a scatterplot? 
  2. How much ice-cream was sold when it was 11.9 degrees Celsius?14.2 degrees Celsius? 22.6 degrees Celsius? 17.2 degrees Celsius?
  3. Do you see a correlation between? If so, what is it?
  4. Name 3 points on the Line of Best Fit
  5. Before you move on, smart one, can you convert the 4 Celsius degrees in problem #2 into Fahrenheit?  We are in America, by the way. ROUND THE NUMBER TO THE NEAREST TEN. DO NOT USE AN ONLINE CONVERTER. SHOW THE MATH
  6. Now look at the Scatterplot of Sea Level Rise. What was the mean sea level in 1997? Make sure that it is on the line of best fit!
  7. Now SKIP ALL THAT ABOUT INTERPOLATION AND EXTRAPOLATION (It is so NOT 5th grade!) Go straight to the section about CORRELATION
  8. What is a positive correlation?
  9. What is a negative correlation?
  10. Do birth rates tend to be lower in rich countries? If yes, take a data point off the line of best fit to prove your point.
  11. Now, smart one, research the birth rate of America and see where it would fit on this scatter plot. 
All done? Turn in your paper(It will count as 2 grades because of tomorrow's field trip) and navigate over to thinkthroughmath. I cooked up something extra fun over there!
TOODLES!
Mrs. Branch

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