melodyfigueroa44
19.07.2019 •
Mathematics
Mary alice is trying to answer the question. how many siblings does each member of her 30 person biology class have. what is the best way to determine this? a) take a sample of 10 members of the class and then find the mean of the responses. b) survey each member of her 30 person class to determine how many siblings each person has. c) take a survey from the entire school and then look at the responses from students in a biology class. d) look at the school enrollment roster to see how many siblings each member of the class has at the school.
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Ответ:
The other answers wouldn't help that much.
Ответ:
Step-by-step explanation:
Steps to solve x
Step 1 : x=21-8
Step 2 : 13
Check
13+8=21