Telepathic or just pathetic?

Investigations and experimentsPPDAC

Telepathic or just pathetic?Background

• Some people claim that it is possible to communicate information to someone else only using your thoughts and none of your other senses

• Many experiments have been conducted to try to show scientifically that telepathy exists

Telepathic or just pathetic?Problem

• Are you telepathic?

Telepathic or just pathetic?Plan

• Zener cards will be used for the experiment

Telepathic or just pathetic?Plan

• One of the five different cards will be selected at random by the experimenter and mentally projected to the participants

Telepathic or just pathetic?Plan

• Participants will record which of the five cards they think has been transmitted telepathically

Telepathic or just pathetic?Data

• Transmission 1

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• Transmission 2

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• Transmission 3

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• Transmission 4

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• Transmission 5

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• Transmission 6

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• Transmission 7

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• Transmission 8

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• Transmission 9

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• Transmission 10

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• Transmission 11

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• Transmission 12

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• Transmission 13

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• Transmission 14

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• Transmission 15

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• Transmission 16

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• Transmission 17

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• Transmission 18

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• Transmission 19

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• Transmission 20

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• Transmission 21

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• Transmission 22

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• Transmission 23

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• Transmission 24

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• Transmission 25

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• Transmission 26

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• Transmission 27

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• Transmission 28

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• Transmission 29

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• Transmission 30

Telepathic or just pathetic?Analysis

• Listen carefully as the cards that were transmitted are read out in order

• Mark each one as correct (or not) and add up how many transmissions you correctly received

Telepathic or just pathetic?Analysis

• Based on samples of 30 from a population with p = 0.2

• Using the binomial distribution

• Setting limits for sample proportions based on the population proportion

Telepathic or just pathetic?Conclusion

• Are you telepathic? Explain your answer using statistics.

• Do you have any concerns about the design of the experiment?