Chapter 11, Section 11.2, Problem 013 Over the past three years, Ars Supermarket has observed the following distribution of modes of payment in the express lines: cash C) 55%, checks o credit or...
Chapter 11, Section 11.2, Problem 013 Over the past three years, Ars Supermarket has observed the following distribution of modes of payment in the express lines: cash C) 55%, checks o credit or debit cards Iss, and other (N) 13%. In an effort to make express check out more efficient, Arts has Just begun offering a 1% discount for cash payment in the express checkout line. The follo eng table lists the requency distribution of the modes of payment for a sample of 550 express line customers after the discount went into effect Mode of payment C | CK | D | N Number of customers 349 75 59 67 Test at the 2,5% significance level whether the distribution of modes of payment in the express check out line changed after the discount went into effect. The distribution of modes of payment in the express checkout line did not change after the discount went into effect The distribution of modes of payment in the express checkout line changed after the discount went into effect. Click if you would like to Show Work for this question: Open Show Work
Chapter 11, Section 11.2, Problem 013 Over the past three years, Ars Supermarket has observed the following distribution of modes of payment in the express lines: cash C) 55%, checks o credit or debit cards Iss, and other (N) 13%. In an effort to make express check out more efficient, Arts has Just begun offering a 1% discount for cash payment in the express checkout line. The follo eng table lists the requency distribution of the modes of payment for a sample of 550 express line customers after the discount went into effect Mode of payment C | CK | D | N Number of customers 349 75 59 67 Test at the 2,5% significance level whether the distribution of modes of payment in the express check out line changed after the discount went into effect. The distribution of modes of payment in the express checkout line did not change after the discount went into effect The distribution of modes of payment in the express checkout line changed after the discount went into effect. Click if you would like to Show Work for this question: Open Show Work