Consider the following data:

x 4 5 6 7 8

P(X=x) 0.1 0.1 0.2 0.2 0.4

Step 1 of 5:Find the expected valueE(X)

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<5). Round your answer to one decimal place.

Step 5 of 5:Find the value of

P(X>7). Round your answer to one decimal place.

Consider the following data:

x 3 2 1 0 1 2

P(X=x) 0.1 0.1 0.1 0.2 0.3 0.2

Step 1 of 5:Find the expected valueE(X)

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 ofP(X>1)

Round your answer to one decimal place.

Step 5 of 5:Find the value ofP(X1)

Round your answer to one decimal place.