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17 Sep 2018
2 marks , 20. For each question in Part A of this test, a student who is just guessing has a 20% chance of being right. How many questions would a student have to guess at in order to have at least a 40% chance of guessing at least one of the questions right? SHOW ALL YOUR WORK.
2 marks , 20. For each question in Part A of this test, a student who is just guessing has a 20% chance of being right. How many questions would a student have to guess at in order to have at least a 40% chance of guessing at least one of the questions right? SHOW ALL YOUR WORK.
2
answers
0
watching
192
views
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dlkoamedi7Lv4
13 Sep 2022
Hubert KochLv2
17 Sep 2018
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