Question: answer a through d Packages A type of new car is offered for sale with 4 option packages. A customer can buy any number of

answer a through d

Packages A type of new car is offered for sale with 4 option packages. A customer can buy any number of these, from none to all 4. A manager proposes the null hypothesis that customers pick packages at random, implying the number of packages bought by a customer should be binomial with n=4. This table shows the number of packages chosen by 300 customers (a) Find the binomial parameter p needed to calculate the expected counts. (b) Find the estimated probability that a customer picks one option. (c) Find the degrees of freedom for x? (d) Find the value of yfor testing Ho- WNO Customers 24 79 111 81 5 2 3 4 + (a) The binomial parameter p is (Round to three decimal places as needed.)

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