An investor has six stocks that she follows each day. The random variable being studied is X, the number of stocks that increases in value each day. The probability function for this III. variable is shown below. 1 4 6 f(x)=P[X%3Dx 0.34 .30 .20 .10 .05 .01 a. Find the probability that on a given day, the majority of the stocks will increase in value. b. Find the probability that on a given day, at least 2 of the stocks will increase in value.

Q: WOW THANKS! Can you help with question 18 too? I realized I already answered 20 after i sent it

A: Here is the solution:

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Q: Hello, thank you for your answer but where is the rest?

A: given figure

Q: hello, i need the answer for the second question as well. thank you

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Q: Hello, can you explain the first section of the question. Thank yu

A: Function f(x,y)  take maximum and minimum value at its critical points

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Q: Number 24, please.

A: detailed solution is given below