Estimating Age Write down the age of each of the following people in the x column on your paper. Make your best guess!
Tiger Woods
Oprah Winfrey
Michael Jordan
Steve Carell
Brad Pitt
John Grisham
President Obama
Ringo Starr
Cameron Diaz
Tom Cruise
Serena Williams
Nelson Mandella
Garth Brooks
George W. Bush
Taylor Swift
Kanye West
Robert Pattinson
Lady Gaga
Derek Jeter
Miley Cyrus
Nick Jonas
How well did you estimate? Write down the actual age of each of these personalities in the y column on your paper.
Actual Ages n Tiger Woods – December 30, 1975 n Oprah Winfrey – January 24, 1954 n Michael Jordan – February 17, 1963 n Steve Carell – April 16, 1962 n Brad Pitt December 18, 1963 n John Grisham February 8, 1955 n President Obama – 48-- August 4, 1961
Actual Ages n Ringo Starr – July 7, 1940 n Cameron Diaz – 37-- August 30, 1972 n Tom Cruise July 3, 1962 n Serena Williams – 28-- September 26, 1981 n Nelson Mandella July 18, 1918 n Garth Brooks February 7, 1962 n George W. Bush n George W. Bush July 6, 1946
Actual Ages n Taylor Swift – Dec. 13, 1989 n Kanye West – June 8, 1977 n Robert Pattinson – May 13, 1986 n Lady Gaga – March 28, 1986 n Derek Jeter – June 26, 1974 n Miley Cyrus – November 23, 1992 n Nick Jonas – Sept 16, 1992
Scatter Plot Draw a scatter plot of your guesses and actual age for each celebrity. x = your guess y = actual age Remember to label the x and y axis and title the graph!
Scatter Plot n What observations can be made about the scatter plot? n What would the scatter plot look like if you guessed all of the ages correctly?
Comparing our Guesses What would out line look like if we guessed everyone’s age correctly?? Plot that line on your scatter plot
Analyze Data n What do we know about data points that were plotted below our y = x line? n What do we know about data points that were plotted above our y = x line? n What if our points lie on the line? n How accurate were you compared to your partner?
HOMEWORK Come up with 3 more celebrities to add to my list. You must provide their name and birthday (including year) They can be young, old, or even fictional as long as they have an “age” to guess.