The percentage of students meeting national mathematics benchmarks on the ACT increased from 40% in 2004 to 43% in 2008. Calculate and write a sentence interpreting each of the following descriptions of change. 1. change 2. percent change 3. average rate of change

If a survey has all the numbers of a course a student is enrolled in, would that be a nominal scale, ordinal scale, interval scale, or ratio?

Calculate the absolute and percentage change in the percent of unrestrained passenger vehicle fatalities. Include appropriate units. Write a sentence to interpret each result.Absolute change (Do not round):   fatalities Between 2009 and 2018, the percent of unrestrained passenger vehicle fatalities decreased  by   fatalities  .Percentage change (Round to one decimal place):   ---Select--- percent fatalities percentage points yearsBetween the 2009 and 2018, the percent of unrestrained passenger vehicle fatalities  ---Select--- increased decreased by   ---Select--- years fatalities percentage points percent .

3. Write each percent increase or decrease as a percentage of the initial amount. The first one is done for you. a This year, there was 40% more snow than last year. The amount of snow this year is 140% of the amount of snow last year. b. This year, there were 25% fewer sunny days than last year. c. Compared to last month, there was a 50% increase in the number of houses sold this month. d. The runner's time to complete the marathon was a 10% less than the time to complete the last marathon.