If X ~ N(16, 49), what is its mean?
Correct answer D. 16
Explanation
In the notation N(µ, σ²) the first value is the mean, so µ = 16, while 49 is the variance.
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See allThe normal distribution is the probability distribution of what kind of random variable?
Correct answer B. Continuous
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Correct answer B. Two
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Correct answer D. 0.6745
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Correct answer C. 3σ⁴
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