Each window for the new lab takes about 7 minutes to clean. About how long will it take to clean all the windows on the NORTH and SOUTH walls of the building? A. 1hr and 1.5 min
B. 50 min
C. 1hr and 10min
D. 45 min
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Amayoral candidate would like to know her residents’ views on a tax on sugar drinks before the mayoral debates. she asks one thousand registered voters from both parties. these voters are an example of a census population convenience sample simple random sample