Answer:
Descriptive statistics
Explanation:
The population average is a descriptive statistic. It informs about how the population looks like, in this case, the population looks like having a average of 1000.
If, using her class's average where to infer the population average that is inferential statistic. But that is not the case
Answer:
x = 2 Or
x = -2
Step-by-step explanation:
Check attachment
Answer:
x=116°
Step-by-step explanation:
180° - 64° = 116°