In a computer store chain, all PC tablets are sold with the option of a discount coupon for some application packages. Some of them are low-priced tablets, and some are the upmarket models. To learn the buying habits of customers and find out how to encourage application sales, the seller decides to select a random sample of 407 customers and to ask if they have also purchased the discount coupon, with the following results.   UpmarketTablets Low-pricedTablets Sample size Option coupon 229 47 178 25 Is it possible to conclude at 10% of significance level that the people buying upmarket tablets are also more willing to purchase option coupons?

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
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In a computer store chain, all PC tablets are sold with the option of a discount coupon for some application packages. Some of them are low-priced tablets, and some are the upmarket models. To learn the buying habits of customers and find out how to encourage application sales, the seller decides to select a random sample of 407 customers and to ask if they have also purchased the discount coupon, with the following results.

  Upmarket
Tablets
Low-priced
Tablets

Sample size

Option coupon

229

47

178

25

Is it possible to conclude at 10% of significance level that the people buying upmarket tablets are also more willing to purchase option coupons?

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