Question 991702
(b) Compute the following probabilities below


Exactly 6 people feel secure
Exactly 7 people feel secure
Exactly 8 people feel secure


For each piece, you would use the same idea you did in part (a) when you did "exactly 5"


Then add up the three probabilities to get the answer.


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(c) "At most 5" means "everything below 5, including 5 itself, added up"


Compute the following probabilities


Exactly 1 person feels secure
Exactly 2 people feel secure
Exactly 3 people feel secure
Exactly 4 people feel secure
Exactly 5 people feel secure (already done in part (a))


Then add up the probabilities to get your answer