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When Does Spring Arrive in Newport News?
10 Years of Tulip Data

The Living Museum Garden gardeners now have 10 year's worth of data from their Journey North Tulip Garden. Every year the garden was planted according to the scientific protocol for the experiment. Here are the results for their gardens.
What can we learn about spring's arrival at the museum?

10 Years of Tulip Data
Virginia Living Museum's Children's Learning Garden
Newport News, VA
Year
Tulips Planted
Tulips Emerged
Tulips Bloomed
# Days Between Emerged and Bloomed
1998
12/14 & 12/16
-
-
-
1999
10/26 & 10/28
2/13
4/02
 
2000
12/12 & 12/14
2/14
3/16
 
2001
10/23 & 10/25
2/04
3/18
 
2002
10/22, 24 & 28
2/08
3/16
 
2003
11/10,18, 12/11
2/01
3/25
 
2004
10/12 & 14
2/01
3/04
 
2005
12/6,7,8 &12
1/08
4/04
 
2006
9/20 & 21
1/24
3/24
 
2007
-
1/24
 
-

Gardeners at the Living Museum Garden noticed something interesting about the dates their tulip garden emerged. Look at the dates starting 10 years ago. Can you see a trend, or pattern in the data? Describe the pattern.

  1. What is the earliest date tulips emerged? Circle the date.
  2. What is the latest date they emerged? Circle the date.
  3. Did earlier planting show earlier emergence?

Use a calendar to calculate the number of days it took from tulip emergence until bloom for each year. Fill in the chart above. Can you see a trend, or pattern in the data?

  1. What was the most number of days between emergence and bloom?
  2. What was the least number of days between emergence and bloom?
  3. What factors might affect the length of time it takes for tulips to bloom?


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