The expected value be 2.37 for the given data.
The expected value is calculated by multiplying each of the possible outcomes by the likelihood each outcome will occur and then summing all of those values.
E ( X ) = μ = ∑ x P ( x )
= 1(0.21)+2(0.38)+3(0.27)+4(0.11)+5(0.03)
= 2.37
Hence the expected value be 2.37 for the given data.
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