Trial Report

How does the amount of Whatsapp messages sent affect number of hours slept while going to bed at 10pm?

#174 02/07/13 2007

TRIAL RESULTS

Number of observations:		8
P-value for a t-test comparing the two means:		nan
	Group A	Group B
Mean	6.000	nan
Standard error of the mean What is this?	0.309	nan

Instructions for Group A

Send at least 500 messages before going to bed over the seven day period.

Instructions for Group B

Send no messages over the seven day period.

TRIAL DETAILS

Measuring (Count)

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How many hours did you sleep?

Reporting

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Reporting Whenever they want

Participants &
Observations

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Requiring 1 participants

8 completed participants so far

-7 accepted randomization but not yet provided outcome data

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Participant
Information

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I did this trial in order to see if the amount of messages I send affect how much I sleep, as some people say being on your phone too much can cause bad sleeping habits.

Instructions for the two groups

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Instructions for Group A

Send at least 500 messages before going to bed over the seven day period.

Instructions for Group B

Send no messages over the seven day period.

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