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Mathematics, 11.01.2021 14:00 kingk7368
Imagine selecting a US high school student at random. Define the random variable X = number of languages spoken by the randomly selected student. The table below gives the probability distribution of X, based on a sample of students from the US Census at School database.
What is the expected average number of languages a student knows?
Find and interpret the standard deviation for the data.
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Imagine selecting a US high school student at random. Define the random variable X = number of langu...
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