here is the question please solve it correctly thank you .

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here is the question please solve it correctly thank you
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Here Is The Question Please Solve It Correctly Thank You 1 (17.74 KiB) Viewed 24 times

Here Is The Question Please Solve It Correctly Thank You 2 (25.67 KiB) Viewed 24 times

2. A survey showed that only 37% of households are using landline phones (A land line phone is one with a line that goes to the house and the phone number is assigned to the house. It is not mobile.) If 12 people are asked if they have a land line phone find:

A) Find the probability that at least 5 have a landline. g) Find the probability that 12 or fewer have a landline h) Find the probability that none have a landline. a i) ) Find the mean, variance and standard deviation of this binomial distribution.