Why does economy doesn't work with a strong middle class?

Here is a quote from an npr news article: “on average, working-age adults were eating about 78 fewer calories per day in 2010, compared with five years earlier. the new report is based on data from the national health and nutrition examination survey, which collects details on eating habits and other health-related information from a nationally representative sample of about 10,000 people in the u.s.” which of the following is true about the numerical value 78? a. it is an anecdote. b. it is a parameter. c. it is a simulation. d. it is a statistic.

Want free points + brainliest? answer this question correctly and i got you what must you do if you own or operate a vehicle in florida? a. carry at least $50,000 in pip coverage b. maintain insurance with a gap of no more than five days c. carry proof of insurance whenever you drive d. carry proof of residency at all times

Free points + brainliest? answer these correctly! as an object in motion becomes heavier, its kinetic energy a. increases exponentially b. decreases exponentially c. increases proportionally d. decreases proportionally