I remember answering the same question, but you didn't attach any photos. But I remember that the answer is the first one.
I hope I helped. Stay safe and God bless!
- Eli <3
Answer:
b. $28
Step-by-step explanation:
We have these following probabilities:
0.4 = 40% probability of $40
0.2 = 20% probability of $30
0.2 = 20% probability of $20
0.2 = 20% probability of $10
The expected value is:
We multiply each value by its probability. So
So the correct answer is:
b. $28
Answer:
just add the powers to get 6 to the 10 power
Answer:
-7.5 x 10^1
Step-by-step explanation:
subtract numbers and exponents and make sure that number is between 1 and 10.
Answer:
76 unit
Step-by-step explanation:
because added the rectangle size and added the 60 with 16