Solve. 37. It is 2,078 mi from Dallas, Texas, to Seattle, Washington. You have already traveled 1,693 mi. How many more miles do you need to travel?​

385 miles

Step-by-step explanation:

2,078 - 1,693 = 385

answer: expected value of x = 1.0

step-by-step explanation:

p(x=0) = 0.25

p(x=1) = 0.50

p(x=2) = 0.25

expected value for x = 0×0.25 + 1×0.5 + 2×0.25 = 1.0