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An introduction to “Making your experiments valid.”

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Presentation on theme: "An introduction to “Making your experiments valid.”"— Presentation transcript:

1 An introduction to “Making your experiments valid.”
What do you BELIEVE? An introduction to “Making your experiments valid.”

2 We’ve all seen the ads… Lose 30 lbs. in 2 weeks!
Ranked #1 in Marie Claire’s 25 Best Beauty Products of the Year! 90% of women saw results in just 3 days!

3 It will change your life!
There would be a video clip here showing a Crest commercial. Please click the link should you want to view the commercial. Crest3DWhite. (2001, Nov. 17). Teeth Whitening Toothpaste: Get a Gorgeous Smile with Crest 3D White. [video file]. Retrieved from

4 Well, if a doctor recommends it…
There would be a video clip here showing a Trident Gum commercial. Please click the link should you want to view the commercial. WookieCookie. (2008, Oct. 30) Trident Gum Commercial with McLean Stevenson. [video file]. Retrieved from

5 WOW! There would be a video clip here showing a Krazy Glue commercial. Please click the link should you want to view the commercial. krazyglue. (2010, May 10). Krazy Glue Commercial [video file]. Retrieved from

6 and we’ve wondered… Did everyone lose 30 lbs. in 2 weeks?
Just how many dentists were surveyed? 90% of how many women? Are they testing people like me?

7 We have to think the same way about the results of our science experiments.

8 Let’s get started !


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