i attached a file of questions to work on that and i have also a book for these questions but it is not uploading due to big file so if you will provide me your email i will send to you or if you can answers the all questions without a book then it will be also good . in the book, chapters 4,5,6,and 7 will cover all questions and i attached a photo of a book too.
chapters name – Basic probability theory, discrete probability distributions and sampling distributions