Question

Define median ? and formula ​

Answer 1

Answer:

Hêrê is your answer dear

• In statistics and probability theory, the median is the value separating the higher half from the lower half of a data sample, a population, or a probability distribution. For a data set, it may be thought of as "the middle" value.

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have a nice day ahead dear

Answer 2

ᴛʜᴇ ᴍᴇᴅɪᴀɴ ɪs ᴅᴇғɪɴᴇᴅ ᴀs ᴛʜᴇ ᴍɪᴅᴅʟᴇ ᴠᴀʟᴜᴇ ᴏғ ᴀ sᴏʀᴛᴇᴅ ʟɪsᴛ ᴏғ ɴᴜᴍʙᴇʀs. ᴛʜᴇ ᴍɪᴅᴅʟᴇ ɴᴜᴍʙᴇʀ ɪs ғᴏᴜɴᴅ ʙʏ ᴏʀᴅᴇʀɪɴɢ ᴛʜᴇ ɴᴜᴍʙᴇʀs. ᴛʜᴇ ɴᴜᴍʙᴇʀs ᴀʀᴇ ᴏʀᴅᴇʀᴇᴅ ɪɴ ᴛʜᴇ ᴀsᴄᴇɴᴅɪɴɢ ᴏʀᴅᴇʀ. ᴏɴᴄᴇ ᴛʜᴇ ɴᴜᴍʙᴇʀs ᴀʀᴇ ᴏʀᴅᴇʀᴇᴅ, ᴛʜᴇ ᴍɪᴅᴅʟᴇ ɴᴜᴍʙᴇʀ ɪs ᴄᴀʟʟᴇᴅ ᴛʜᴇ ᴍᴇᴅɪᴀɴ ᴏғ ᴛʜᴇ ɢɪᴠᴇɴ ᴅᴀᴛᴀ sᴇᴛ. ɪᴛ ɪs ᴇᴀsʏ ᴛᴏ ғɪɴᴅ ᴛʜᴇ ᴍᴇᴅɪᴀɴ ғᴏʀ ᴛʜᴇ ᴏᴅᴅ ɴᴜᴍʙᴇʀ ᴏғ ᴀ ᴅᴀᴛᴀsᴇᴛ. ɪғ ᴛʜᴇ ᴅᴀᴛᴀsᴇᴛ ɪs ᴇᴠᴇɴ, ɪᴛ ɪs ɴᴇᴄᴇssᴀʀʏ ᴛᴏ ғɪɴᴅ ᴛʜᴇ ᴍᴇᴀɴ ᴠᴀʟᴜᴇ ғᴏʀ ᴛʜᴇ ᴍɪᴅᴅʟᴇ ᴛᴡᴏ ɴᴜᴍʙᴇʀs, ᴡʜɪᴄʜ ɪs ᴄᴀʟʟᴇᴅ ᴛʜᴇ ᴍᴇᴅɪᴀɴ ᴏғ ᴛʜᴇ ɢɪᴠᴇɴ ᴅᴀᴛᴀ sᴇᴛ.

ᴍᴇᴅɪᴀɴ ғᴏʀᴍᴜʟᴀ

ᴛʜᴇ ғᴏʀᴍᴜʟᴀ ᴛᴏ ғɪɴᴅ ᴛʜᴇ ᴍᴇᴅɪᴀɴ ᴏғ ᴛʜᴇ ᴅᴀᴛᴀsᴇᴛ ɪs ɢɪᴠᴇɴ ʙʏ:

ɪғ ᴛʜᴇ ɢɪᴠᴇɴ ɴᴜᴍʙᴇʀ ᴏғ ᴏʙsᴇʀᴠᴀᴛɪᴏɴs/ᴅᴀᴛᴀ ɪs ᴏᴅᴅ, ᴛʜᴇɴ ᴛʜᴇ ғᴏʀᴍᴜʟᴀ ᴛᴏ ᴄᴀʟᴄᴜʟᴀᴛᴇ ᴛʜᴇ ᴍᴇᴅɪᴀɴ ɪs:

ᴍᴇᴅɪᴀɴ = {(ɴ+1)/2}ᴛʜ ᴛᴇʀᴍ

ɪғ ᴛʜᴇ ɢɪᴠᴇɴ ɴᴜᴍʙᴇʀ ᴏғ ᴏʙsᴇʀᴠᴀᴛɪᴏɴs ɪs ᴇᴠᴇɴ, ᴛʜᴇɴ ᴛʜᴇ ғᴏʀᴍᴜʟᴀ ᴛᴏ ғɪɴᴅ ᴛʜᴇ ᴍᴇᴅɪᴀɴ ɪs ɢɪᴠᴇɴ ʙʏ:

ᴍᴇᴅɪᴀɴ = [(ɴ/2)ᴛʜ ᴛᴇʀᴍ + {(ɴ/2)+1}ᴛʜᴛᴇʀᴍ]/2

ᴡʜᴇʀᴇ,

“ɴ” ɪs ᴛʜᴇ ɴᴜᴍʙᴇʀ ᴏғ ᴏʙsᴇʀᴠᴀᴛɪᴏɴs.

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