Answer:
1. E
2. A
3. B
4. AB
5. E
6. D
7. BC
8. CD
9. A
10. C
Step-by-step explanation:
Answer:
the probability is 0.0202
Step-by-step explanation:
The computation is shown below:
Given that
The Average life span = 17 hours
Standard deviation = 0.8 hours
Sample = 30 batteries
Sample mean = 16.7 hours
Now based on the above information
The probability is
Hence, the probability is 0.0202
Answer:
x=15
Step-by-step explanation:
18-3=15
46+7 is 53 because 46= 10 +36 10+7= 17 17+36=53