Birthday-number effect

High school (ages 12+)
Mathematics & Numbers

Name:

Date:

Step 1 · Read the article

Open the article and read it at the level above. Then answer the questions below in your own words.

https://smallwhale.org/articles/birthday-number-effect

Write what each word means, using the article.

Do not copy the article. Write two things you learned, the way you would explain them to a friend.

Answers below are taken from the article’s stored facts, so they match what the student read.

1. What is the year of initial publication?1997
2. What is the lead researchers?Shinobu Kitayama and Mayumi Karasawa
3. Why do we like our birthday numbers?Because those numbers are special to us and remind us of a happy, personal moment, which makes us feel good about ourselves.
4. Does the birthday-number effect happen to everyone?Yes, studies have found it in many different cultures, ages, and genders, showing it is a common part of human thinking.

Cognitive bias: A systematic pattern of deviation from norm or rationality in judgment.
Self-enhancement: The motivation to view oneself in a positive light.
Implicit association: The unconscious linking of concepts or stimuli in the mind.