Warm-UpSept. 4. Do you think there is a relationship between gender and homework completion? What kind of relationship do they share correlation or causation?

Warm-Up Sept. 4

•Do you think there is a relationship between gender and homework completion?

•What kind of relationship do they share correlation or causation?

Quiz Time

Summarizing and Interpreting Statistical

Data

1. How many values are being displayed in each histogram?2. Explain in this context what it means that city A has a histogram

where the height of the bar over the range 45 to 55 is 60?3. Which city had the most days with a high less than 32 degrees F?4. Which city had the most days over 90 degrees F?5. Approximate the median in each of three graphs. Explain how you

determined your answer.6. If the three graphs represent the high temperature for all 365 days

in 2013 in three different cities, write a sentence summarizing the weather of each city in 2013. Which city would you prefer to live in?

7. Which city had the greatest mean high temperature in 2013? How did you determine your answer?

8. Which city has the smallest mean?

Warm-Up Sept. 8

•Get worksheet from the stool.

•Complete Problems 5-8, and 11-13.

•Also grab workbook, calculator and notebook.

P-9

Card Sets

• The standard deviation is a measure of the spread of the data. • The more spread out the values are, the larger the

standard deviation.

Task #14: Which has a Greater Standard Deviation?Which do you expect to have a greater standard deviation: the distribution of the number of siblings of all students in our class or the distribution of the number of Facebook friends of all students in our class? Explain how you determined your answer.

Task #15: The Shape and Center of Data: Quiz ScoresGet with one other person and complete this activity together.

http://www.bbc.com/news/magazine-27537142

Projects- Example Topic Hours of Sleep vs. GPA

Categorical Questions

Reason for not getting enough sleep? work homework other

How often do you get eight hours of sleep? Daily Every other day Once in a while Never

Quantitative QuestionHow many hours of sleep do you get each night?____

Explanatory QuestionHow many hours of sleep do you get each night?____

Response QuestionWhat is your GPA?____