According to the empirical rule, approximately 68% of data fall within 1 standard deviation of the mean.
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.
Answer:
128°
Step-by-step explanation:
that is an opposite angle
Answer:
13.5
Step-by-step explanation:
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