Question 25 4 pts A bag contains 4 blue marbles and 7 red marbles. Two marbles...

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Question 25 4 pts A bag contains 4 blue marbles and 7 red marbles. Two marbles are randomly drawn without replacement. Find t

Answer 1

Answer #1

*25) there are total 4+7=11 marbles

two marbles are selected without replacement.

probability(first marble is red & second marble is blue)= (7/11)×(4/10)= 28/110

Answer is 28/110

*26)to tests whether the population distribution of 2020 fits well to the population distribution for year 1998 we will use goodness of fit test

#Answer : Goodness of fit test

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Answer 2

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