X | P(X) | X*P(X) |
6 | 0.10000 | 0.600 |
7 | 0.20000 | 1.400 |
8 | 0.30000 | 2.400 |
9 | 0.2000 | 1.8000 |
10 | 0.2 | 2.0000 |
expected value=mean = E[X] = Σx*P(X) = 8.2
Question 15 of 16, Step 1 of 1 13/24 Correct Find the expected value E(X) of...
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Consider the following data: x 5 6 7 8 9 P(X=x)P(X=x) 0.3 0.1 0.1 0.3 0.2 Copy Data Step 4 of 5 : Find the value of P(X≤9). Round your answer to one decimal place.
Consider the following data: P(X=x) | 0.3 | 0.2 | 0.1 | 0.2 | 0.2 Step 1 of 5: Find the expected value E). Round your answer to one decimal place
Consider the following data: x 5 6 7 8 9 P(X=x)P(X=x) 0.3 0.1 0.1 0.3 0.2 Copy Data Step 2 of 5 : Find the variance. Round your answer to one decimal place.
Consider the following data: x 6 7 8 9 10 P(X=x) 0.1 0.3 0.1 0.1 0.4 Step 1 of 5: Find the expected value E(X). Round your answer to one decimal place. Step 2 of 5: Find the variance. Round your answer to one decimal place Step 3 of 5: Find the standard deviation. Round your answer to one decimal place Step 4 of 5: Find the value of P(X<9)P(X<9). Round your answer to one decimal place. Step 5 of...
Consider the following data: x678910P(X=x)0.30.20.10.10.3Step 1 of 5: Find the expected value E(X). Round your answer to one decimal place.