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rjkz [21]
3 years ago
11

Suppose that we ask n randomly selected people whether they share your birthday. (a) Give an expression in terms of n for the pr

obability that no one shares your birthday (ignore leap years). $$ Correct: Your answer is correct. (b) What is the least number of people we need to select so that the probability is at least 0.8 that at least one person shares your birthday
Mathematics
1 answer:
andrew-mc [135]3 years ago
4 0
Jxhdjdiidjznbxuisjsbshus
Skkxjxjjxjxjkdht subsystem zidj
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gulaghasi [49]
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8 0
3 years ago
The sum of twice a number n and 8 at most 25
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2n + 8 ≤ 25     |subtract 8 from both sides

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4 years ago
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6 0
3 years ago
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Volgvan
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4 years ago
Work out the size of angle x
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