Find the variance of the following data. Round your answer to one decimal place.

x

4

3

2

1

0

1

1P(X=x)

P(X=x)

0.1

0.2

0.2

0.1

0.1

0.3

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<2)P(X<2). Round your answer to one decimal place. Step 5 of 5: Find the value of P(X0). Round your answer to one decimal place.