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Ɪɴ ᴀ ғᴀᴍɪʟʏ ᴏɴᴇ ᴘᴀʀᴇɴᴛ ɪs ʀɪɢʜᴛ ʜᴀɴᴅᴇᴅ ᴀɴᴅ ᴏᴛʜᴇʀ ᴘᴀʀᴇɴᴛ ɪs ʟᴇғᴛ ʜᴀɴᴅᴇᴅ . ᴡʜᴀᴛ ᴄᴏᴜʟᴅ ʙᴇ ᴛʜᴇ ᴘʀᴏʙᴀʙɪʟɪᴛʏ ғᴏʀ ᴛʜᴇ ᴄʜɪʟᴅ ʙᴇɪɴɢ ʟᴇғᴛ ʜᴀɴᴅᴇᴅ ɪғ ғɪʀsᴛ ᴄʜɪʟᴅ ɪs ʟᴇғᴛ ʜᴀɴᴅᴇᴅ...(RIGHT HAND IS DOMINANT OVER LEFT HAND)....ᴄʟᴀss x ....ʙɪᴏ - ʜᴇʀɪᴅɪᴛʏ ᴀɴᴅ ᴇᴠᴏʟᴜᴛɪᴏɴ |
Answer» Answer: The probability of the second child being left handed is 1 . As their PARENTS are right handed, so that is a factor in favor or right HANDER. But also, the FIRST child is left handed, so that factor matters to. Therefore the probability = 1/1 = 1. |
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