Basing on the information given, the mean absolute deviation of the data is a. <u>18
</u>The measure of mean absolute deviation, or in short MAD, shows the variability or spread of the data across the distribution. Thank you for your question. Please don't hesitate to ask in Brainly your queries.
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Answer:
The first choice, Pi + (-Pi) = 0
Discussion:
Pi is an irrational number. Saying the irrational numbers <u>are</u> closed under addition means if we add two irrational numbers we will get another irrational number. In our case, Pi + (-Pi) = 0, which is correct, BUT 0 is a <u>rational </u>number. This shows the set of irrational numbers is NOT closed under addition.
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MrB
Answer:
30) =
36) >
Explanation:
|x| means the absolute value and cannot be negative, so |5| and |-5| are the same.