Answer:
Observational study
Step-by-step explanation:
There are 3 types of statistical study:
1) Experimental: Under this, any experiment is done on a certain group of population.
2) Observational: Under this study, the events are observed regularly and the record is made.
3) Survey : Under this study, a survey is conducted with a a group of population and the record is made.
According to question, A meteorologist keeps hourly temperature records over the course of several years in order to look for long-term variations, this is an example of <u>observational study</u>.
4/3 can be written as 4:3 or 4/3 and is a real number
Answer:
Step-by-step explanation:
Decrease = 97 - 75 = 22
Percentage of decrease=
= 22.68
= 23%
Step-by-step explanation:
Uhm, try multiplying the destinations of chuck a B and see what they both start a diet and then where they ended at the end if that makes sense
