Can someone help me with this question please? :) Q2.
The proportion of members of a health club who play tennis is 0.35.
A sample of 40 members of the health club is selected at random.
Determine the probability that the number of these members who play tennis is:
(a) at most 12,
(b) at least 10 but at most 15;
(c) exactly 15.

If it helps: M is the random variable where M~B(40,0.35) ​

What are the exclude value of mn+3m

An office supply company conducted a survey before marketing a new paper shredder designed for home use. in the survey, 80 % of the people who tried the shredder were satisfied with it. because of this high satisfaction rate, the company decided to market the new shredder. assume that 80 % of all people are satisfied with this shredder. during a certain month, 100 customers bought this shredder. find the probability that of these 100 customers, the number who are satisfied is 69 or fewer.

Ana earns 2.5% simple interest on $2,000 in her savings account. she does not make any deposits or withdrawals. after 3 years, how much interest will ana have earned on her savings account?