the national technology readiness survey sponsored by the smith school of business at the university of maryland surveyed 418 randomly sampled americans, asking them how often they delete spam emails. in 2004, 23% of the respondents said they delete their spam mail once a month or less, and in 2009 this value was 16%.

me! what did you put for this question?

step-by-step explanation:

sinn is the total amount of students now and m were the students before, you subtract them both (n-m) and divide that by m. then, since to get a percentage from a fraction you have to multiply by 100, your answer should look like this: n-m/m*100

step-by-step explanation:

answer is 33

step-by-step explanation: