Question

find the mean of 12.3, 15.01, 21. 5,20. 4, 12, 9. 1​

Answer 1

Answer:

the mean here is .......15.05......

Answer 2

Answer:

ᴀɴsᴡᴇʀ ɪs

$82.766667$

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Step-by-step explanation:

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ғᴏʀᴍᴜʟᴀ ᴛᴏ ғɪɴᴅ ᴍᴇᴀɴ =

$\frac{sum \: of \: all \: observation}{number \: of \: observation}$

$\frac{12.3 + 15.01 + 21.5 + 20.4 + 12 + 9.1}{6}$

=

$\frac{90.31}{6}$

=

$82.7266667$