2 California insurance companies wanted to study factors ( e., the proximity to a major earthquake fault line ) that may influence homeowners'...

Please show work for 2.2 shown in the picture below. Thank you.

2. 2 California insurance companies wanted to study factors ( e. 8., the proximity to a major earthquakefault line ) that may influence homeowners' decisions to purchase earthquake insurance . Surveyswere mailed to randomly selected households in three California counties to investigate thepossible proximity effect . The data collected are shown below :`LOS Angeles San BernardinoSanta ClaraSample size1, 0001 , 4001 , 200Number with earthquake insurance377469390a . Los Angeles County is located closest among the three to a major earthquake fault line . Arehomeowners in Los Angeles County more likely to purchase earthquake insurance than thosein San Bernardino County ? Test using a = 0. 05 .6 . ( Optional ) Are homeowners in Los Angeles County more likely to purchase earthquakeinsurance than those in Santa Clara County ? Use a = 0. 05 .