huynexushuy8786

18.12.2019 • 

Mathematics

Which option is an example of a survey?
a. having customers fill out a questionnaire about their favorite
brand of toothpaste
o
b. finding the number of red jellybeans placed in an average jar of
jellybeans by counting
o
c. placing different groups of people in different colored rooms and
recording their mood
o
d. dividing a class into thirds, giving each third a different amount of
time to read, and then testing comprehension

Ответ:

khushboogarg3877

13.01.2022

Mathematics

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Having customers fill out a questionnaire about their favorite brand of toothpaste.

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Ответ:

adamskhan990

12.04.2023

Mathematics

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When you rub a piece of iron along a magnet, the north-seeking poles of the atoms in the iron line up in the same direction. The force generated by the aligned atoms creates a magnetic field. The piece of iron has become a magnet. Some substances can be magnetized by an electric current.

Step-by-step explanation:

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