Eighty percent of the people who see a particular movie love it ...

[awgagawg]

Question 1

Consider the following probability distribution:

​

X	0	1	2	3	4	5	6	8
P(X=x)	0.368	0.367	0.184	0.061	0.016	0.003	0.0007	0.0003

 

What isP(X = 1) ifX < 4?

◦

0.367

◦

0.374

◦

0.368

◦

0.393

Question 2

Eighty percent of the people who see a particular movie love it and plan to see it again soon. If we randomly select 18 people who are exiting the movie theater after seeing this movie, what is the probability that fewer than 12 loved the movie and will plan to see it again soon?

◦

0.0513

◦

0.9487

◦

0.1329

◦

0.8671

[jojomac20]

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[awgagawg]

Wow, this really help

[tkempin]

Thanks for the timely response, appreciate it