The probability of choosing a correct answer = 1/5
The probability of choosing a wrong answer = 4/5
Scores received on correct answer = +3
Scores received on wrong answer = -1
Scores on blank answer = 0
The average scores, in long run will be equal to the expected value. The expected value E, in this case will be:
Thus, in long run, the student will score -0.2 points on average.
Answer:
#2, 4, and 5 all have the same value of 64
Step-by-step explanation:
1) 16
3) 256
6) 16,777,216
Answer:
If i did this right the answer would be 69
I converted the inches to feet (might be my first mistake)
so i get 2.5 X 1 X 1 to get 2.5
i then multiply that by 62.4 to get 156
then 225-156 = 69
Step-by-step explanation:
ANSWER
EXPLANATION
We want to add the two numbers:
0.82 + 0.35
Using the long addition method, we have:
0 . 8 2
+ 0 . 3 5
Start on the right hand side: