Last week at an insurance company, sold an average of automobile and homeowner policies per day over a -day period, sold an average of automobile and homeowner policies per day over a -day period, and sold an average of automobile and homeowner policies per day over a -day period. Complete parts a and b below. a) Express this information as a sum of scalar multiples of three 2 x 1 matrices. (Type an integer or decimal for each matrix element. Do not simplify.)

b) Find the total number of automobile policies and the total number of homeowner policies that were sold by Zach, Lisa, and Dakota. homeowner policies were sold. A total of automobile policies and a total of (Type integers or decimals.)

Apoll is being conducted at a mall nothingto obtain a sample of the population of an entire country. what is the frame for this type of​ sampling? who would be excluded from the survey and how might this affect the results of the​ survey? what is the frame for this type of​ sampling? a. the frame is people who need new clothes. b. the frame is people who shop at the mall. c. the frame is people who like to shop. d. the frame is the entire population of the country. who would be excluded from the survey and how might this affect the results of the​ survey? a. any person that does not need new clothes is excluded. this could result in sampling bias due to undercoverage. b. any person who does not shop at the mall is excluded. this could result in sampling bias due to undercoverage. c. any person who does not shop at the mall is excluded. this could result in nonresponse bias due to people not participating in the poll. d. there is nobody that is being excluded from the survey.