Make a schedule for everything. Focus on yourself and set goals so you don’t over stress yourself. Being at one with yourself can guide you to success. (Care for yourself first before anything).
<h3>Answer:</h3>
<h3>Explanation:</h3>
In each case the expected value is the sum of products of value and its probability. (This is the definition of expected value.)
a) 1·0.3 +2·0.45 +3·0.05 +4·0.1 +5·0.1 = 2.25
b) 0·0.05 +1·0.15 +2·0.35 +3·0.25 +4·0.15 +5·0.05 = 2.45
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<em>Comment on the picture</em>
It is usually convenient to let a machine do the arithmetic, especially when the lists are long.
Here, you may notice there are only 5 contributors to the total for the second question. The first contributor for that question would be 0·0.05 = 0, so adds nothing to the total. Leaving it out makes the table sizes match, so makes the two problems easier to work with this calculator.
That’s 8 key chains at 280 seconds. Which is 4.6 minutes
I'm almost sure that the term is a directory.
True. It does not need to be researched or made again