Below questions is of BUSINESS STATISTICS . Please answer the below questions correctly . Tutors provided with wrong answers and i have only one attempt left . Please read the question very carefully .

This covers:Probability,Binomial andNormal Distribution

QUESTION 1 You are going to create a portfolio consisting of 3 stocks. There are 7 available stocks to choose from. How many different portfolios are possible?QUESTION 11} Look at the following table. showing the number of domestic and international students who chose degree and diploma programs at a college. A student was randomlyr selectedr who appeared to be a domestic student. 1iI'Ii'hat is the probability that this student is a degree student? Round the answer to two decimal places. For example. for the probability {1.2634, type {1.26 Domestic International Degree 1.224 599 Diploma 1.321 3.214 QUESTIDN 1? Your store prot for the coming year is a random variable X. You estimate the following outcomes for this random 1.u'ariable together with the associated probabilities. )1 248.110 130.54?I '13.'9?1 PIX} 0.3 0.2 0.5 Calculate the expected prot. Round the answer to two decimal places. QUESTION 4 Find the probability to obtain the sequence HTHT, when 4 coins are tossed one after another. Here H is "Head" and T is "Tail". Round your answer to 4 decimal places. For example, for probability 0.34123, type 0.3412