Refer to the accompanying table, which describes the number of adults in groups of five who reported sleepwalking. Find the mean and standard deviation for the numbers of sleepwalkers in groups of five. The mean is ____ sleepwalker(s). (Round to one decimal place as needed ). the standard deviation is ___ sleepwalker(s) . (Round to one decimal place as needed ).
Refer to the accompanying table, which describes the number of adults in groups of five who reported sleepwalking. Find the mean and standard deviation for the numbers of sleepwalkers in groups of five. The mean is ____ sleepwalker(s). (Round to one decimal place as needed ). the standard deviation is ___ sleepwalker(s) . (Round to one decimal place as needed ).
Chapter9: Sequences, Probability And Counting Theory
Section9.7: Probability
Problem 1SE: What term is used to express the likelihood of an event occurring? Are there restrictions on its...
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Refer to the accompanying table, which describes the number of adults in groups of five who reported sleepwalking. Find the mean and standard deviation for the numbers of sleepwalkers in groups of five.
The mean is ____ sleepwalker(s). (Round to one decimal place as needed ).
the standard deviation is ___ sleepwalker(s) . (Round to one decimal place as needed ).
Transcribed Image Text:2345
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Table of numbers of sleepwalkers and probabilities
(x)d
0.185
0
0.355
1.
0.304
0.126
0.026
0.004
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