163 results.
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Question in Bill's workspace
Given a probability mass function P(X=i) with outcomes i∈{0,1,2,…8}, find the expectation E and P(X>E).
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Question in Bill's workspace
Determine if the following describes a probability mass function.
P(X=x)=ax+bc,x∈S={n1,n2,n3,n4}⊂R.
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Question in Bill's workspace
Two numbers from a set of 5 numbers are chosen at random, without replacement. Find the distribution X of their sum and E[X].
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Question in Bill's workspace
The random variable X has a PDF which involves a parameter c. Find the value of c. Find the distribution function FX(x) and P(a<X<b).
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Question in Christoph's workspace
Template question. The student is asked to perform a two factor ANOVA to test the null hypotheses that the measurement does not depend on each of the factors, and that there is no interaction between the factors.
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Question in Andrew's workspace
Template question. The student is asked to perform a two factor ANOVA to test the null hypotheses that the measurement does not depend on each of the factors, and that there is no interaction between the factors.
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Question in Keith's workspace
A comparison of the mean of two groups.
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Question in Keith's workspace
A comparison of the mean of two groups.
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Question in Keith's workspace
A comparison of the mean of two groups.
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Question in Keith's workspace
A comparison of the mean of two groups.
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Question in Keith's workspace
A comparison of the means of three groups.
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Question in Keith's workspace
A comparison of the means of three groups.
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Question in Keith's workspace
A comparison of the means of four groups.