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TODAY is Thursday September 25, 2008

TODAY is Thursday September 25, 2008. Sit in your assigned seats Wait for the notebooks to be passed out Be Prepared to take notes QUIZ REVIEW. TEST BREAKDOWN. QUIZ REVIEW. Scientific Inquiry refers to the different ways scientists Use information Study data Study the natural world

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TODAY is Thursday September 25, 2008

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  1. TODAY is Thursday September 25, 2008 • Sit in your assigned seats • Wait for the notebooks to be passed out • Be Prepared to take notes • QUIZ REVIEW

  2. TEST BREAKDOWN

  3. QUIZ REVIEW

  4. Scientific Inquiry refers to the different ways scientists • Use information • Study data • Study the natural world • Developing the variables of an experiment

  5. You want to determine what flavor of ice cream is preferred most by your classmates. You send out a survey asking each classmate to rank five flavors of ice cream, numbering each from one to five based on their preference. You ask them to rank Bryers Chocolate, Bryers Vanilla, Haog n Dos Strawberry, Hoag n Dos Chocolate and Bryers Butter Pecan, one being their favorite and five being their least favorite. • Your first step is to: • 1. Form a hypothesis • 2. Ask the questions of your classmates • 3. Sample each brand of ice cream • 4. From the scenario above formulate a formal question

  6. You want to determine what flavor of ice cream is preferred most by your classmates. You send out a survey asking each classmate to rank five flavors of ice cream, numbering each from one to five based on their preference. You ask them to rank Bryers Chocolate, Bryers Vanilla, Haog n Dos Strawberry, Hoag n Dos Chocolate and Bryers Butter Pecan, one being their favorite and five being their least favorite. • What would be the most appropriate question to pose for this observation? • Is chocolate ice cream the favorite ice cream of the class? • What flavor of ice cream is preferred by most of my classmates? • 3. Do most of my classmates prefer vanilla over strawberry ice cream? • 4. Do my classmates like strawberry?

  7. You want to determine what flavor of ice cream is preferred most by your classmates. You send out a survey asking each classmate to rank five flavors of ice cream, numbering each from one to five based on their preference. You ask them to rank Bryers Chocolate, Bryers Vanilla, Haog n Dos Strawberry, Hoag n Dos Chocolate and Bryers Butter Pecan, one being their favorite and five being their least favorite. • What would be the most appropriate hypothesis for this observation? • 1. My favorite brand of ice cream is vanilla • 2. Vanilla and strawberry are my favorite flavors of ice cream. • 3. Chocolate flavored ice cream is preferred by most of my classmates. • 4. My classmates like chocolate

  8. You want to determine what flavor of ice cream is preferred most by your classmates. You send out a survey asking each classmate to rank five flavors of ice cream, numbering each from one to five based on their preference. You ask them to rank Bryers Chocolate, Bryers Vanilla, Haog n Dos Strawberry, Hoag n Dos Chocolate and Bryers Butter Pecan, one being their favorite and five being their least favorite. • This hypothesis was based on a(an) • 1. Prediction because I used reasoning in my thoughts • 2. Inference because I had previous data or evidence • 3. Inference because of my past experience and reasoning • 4. Prediction based on knowledge of ice cream.

  9. You want to determine what flavor of ice cream is preferred most by your classmates. You send out a survey asking each classmate to rank five flavors of ice cream, numbering each from one to five based on their preference. You ask them to rank Bryers Chocolate, Bryers Vanilla, Haog n Dos Strawberry, Hoag n Dos Chocolate and Bryers Butter Pecan, one being their favorite and five being their least favorite. • This is a quantitative observation because • I wanted to know what flavor taste the best • I wanted to know the number of students that like a specific flavor of ice cream • I wanted to know which flavor was liked the least • This is a qualitative observation

  10. You want to determine what flavor of ice cream is preferred most by your classmates. You send out a survey asking each classmate to rank five flavors of ice cream, numbering each from one to five based on their preference. You ask them to rank Bryers Chocolate, Bryers Vanilla, Haog n Dos Strawberry, Hoag n Dos Chocolate and Bryers Butter Pecan, one being their favorite and five being their least favorite. • The data I will collect from this observation will be • 1. How many flavors are liked by my classmates • 2. How many of my classmates liked chocolate ice cream • 3. How many classmates like a particular flavor of ice cream • 4. What flavor taste the best

  11. You want to determine what flavor of ice cream is preferred most by your classmates. You send out a survey asking each classmate to rank five flavors of ice cream, numbering each from one to five based on their preference. You ask them to rank Bryers Chocolate, Bryers Vanilla, Haog n Dos Strawberry, Hoag n Dos Chocolate and Bryers Butter Pecan, one being their favorite and five being their least favorite. • This observation was a controlled experiment because • 1. All flavors of ice cream were represented • 2. All brands of ice cream were represented • 3. All classmates were represented • 4. This was not a controlled experiment

  12. You want to determine what flavor of ice cream is preferred most by your classmates. You send out a survey asking each classmate to rank five flavors of ice cream, numbering each from one to five based on their preference. You ask them to rank Bryers Chocolate, Bryers Vanilla, Haog n Dos Strawberry, Hoag n Dos Chocolate and Bryers Butter Pecan, one being their favorite and five being their least favorite. • If this was not a controlled experiment, it was because • Different brands of ice cream were introduced • Flavors were duplicated in the observation • Too many variables were changed • All of the above

  13. You want to determine what flavor of ice cream is preferred most by your classmates. You send out a survey asking each classmate to rank five flavors of ice cream, numbering each from one to five based on their preference. You ask them to rank Bryers Chocolate, Bryers Vanilla, Haog n Dos Strawberry, Hoag n Dos Chocolate and Bryers Butter Pecan, one being their favorite and five being their least favorite. • The manipulated (independent) variable was • 1. The flavors of ice cream • 2. The classmates • 3. The brand of ice cream • 4. The survey

  14. You want to determine what flavor of ice cream is preferred most by your classmates. You send out a survey asking each classmate to rank five flavors of ice cream, numbering each from one to five based on their preference. You ask them to rank Bryers Chocolate, Bryers Vanilla, Haog n Dos Strawberry, Hoag n Dos Chocolate and Bryers Butter Pecan, one being their favorite and five being their least favorite. • The responsive (dependant) variable was • The flavors of ice cream • The classmates • The brand of ice cream • The survey

  15. You want to determine what flavor of ice cream is preferred most by your classmates. You send out a survey asking each classmate to rank five flavors of ice cream, numbering each from one to five based on their preference. You ask them to rank Bryers Chocolate, Bryers Vanilla, Haog n Dos Strawberry, Hoag n Dos Chocolate and Bryers Butter Pecan, one being their favorite and five being their least favorite. • Identify the non-variables of this observation. • 1. Brand of ice cream • 2. Flavor of ice cream • 3. The classmates • 4. The survey

  16. You want to determine what flavor of ice cream is preferred most by your classmates. You send out a survey asking each classmate to rank five flavors of ice cream, numbering each from one to five based on their preference. You ask them to rank Bryers Chocolate, Bryers Vanilla, Haog n Dos Strawberry, Hoag n Dos Chocolate and Bryers Butter Pecan, one being their favorite and five being their least favorite. • Communicating the results of this data can include • A classroom presentation • An article in the school newspaper • A news story on WJFK • All of the above

  17. Estimate how many classmates like Butter Pecan ice cream the best. • 10 • 15 • 20 • 25

  18. According to the chart above, which flavor did most of the students enjoy the most? • Strawberry • Chocolate • Cookie dough • Neapolitan

  19. If you were going to organize an ice cream party for the class which three flavors would you be most likely serve? • Strawberry, Vanilla, Cookie Dough • Butter Pecan, Chocolate, Cookie Dough • Chocolate, Neapolitan, Strawberry • Butter Pecan, Strawberry, Neapolitan

  20. From the chart above, estimate how many classmates were surveyed for this observation. • 150 • 175 • 200 • 225

  21. 2007 WEEK #1 YEARBOOK SALES • The graph above shows • How many yearbooks were sold in 2007 • How many days yearbooks were on sale • How many yearbooks were sold per day in a particular week • The average yearbook sales in 2007

  22. 2007 WEEK #1 YEARBOOK SALES • Based on your prediction, how many yearbooks will be sold on Friday? • 18 • 23 • 30 • 35

  23. 2007 WEEK #1 YEARBOOK SALES • What type of graph is shown above? • Pie • Line • Bar • Scatter

  24. EXTRA CREDIT QUESTION

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