To better understand how husbands and wives feel about their finances, Money Magazine conducted a national poll of  married adults age  and older with household incomes of  or more (Money website). Consider the following example set of responses to the question, "Who is better at getting deals?"     Who Is Better? Respondent I Am My Spouse We Are Equal Husband 278 127 102 Wife 290 111 102   Round your answers to four decimal places, if necessary. a.  Develop a joint probability table and use it to answer the following questions. Respondent I am My spouse We are equal Total Husband         Wife         Total         I need help please