Suppose the random variableX follows a normal distribution with mean 80 and variance 100. Then the probability is 0.6826 that X is in the symmetric interval about the mean between two numbers are

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ess Statistics 1 || Spring21
Time left 1:14:46
Suppose the random variableX follows a normal distribution with mean 80 and variance 100. Then the probability is 0.6826 that X is
in the symmetric interval about the mean between two numbers are
O a. -2 to 2
O b. -3 to 3
O c. None
O d. -1 to 1
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Transcribed Image Text:ess Statistics 1 || Spring21 Time left 1:14:46 Suppose the random variableX follows a normal distribution with mean 80 and variance 100. Then the probability is 0.6826 that X is in the symmetric interval about the mean between two numbers are O a. -2 to 2 O b. -3 to 3 O c. None O d. -1 to 1 PAGE NEXT PAGE
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