Answer:
80ft
Step-by-step explanation:
1ib=4ft, multiply by 20 both sides and you will get 20in=80ft
16.492 /1 , using the Pythagorean theorum as a basis.
multipl 10×2=20 y ese es el resultado entendes ?
Answer:
4. 1/2. 3. -4/5
Step-by-step explanation:
Answer:
The 315 hours is the value of a: statistic
Step-by-step explanation:
A random sample of 650 power cells is tested and the average lifetime of this sample is found to be 315 hours.
The 315 hours is the value of a: statistic
A statistic is defined as a characteristic of a sample. It is used to estimate the value of a population parameter.
Just like here where a random sample of 650 power cells were taken for a test. And 315 hours is an example of a statistic.
