1. Which inference can you make by comparing the measures of center? Finish Times of 30 Runners
in the 100-meter Dash
A
Mean
MAD
Last Year
16.25
1.2
This Year
14.75
1.9
A. Every runner ran faster last year as compared to this year.
B. Most runners ran faster last year, on average, as compared to this year.
C. The runners ran faster this year, on average, as compared to last year.
D. Every runner ran faster this year as compared to last year.
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Which graph shows a function with a range of all real numbers greater than or equal to -1

2. explain in words how you plot the point (4, −2) in a rectangular coordinate system.

Tom is the deli manager at a grocery store. he needs to schedule employee to staff the deli department for no more that 260 person-hours per week. tom has one part-time employee who works 20 person-hours per week. each full-time employee works 40 person-hours per week. write and inequality to determine n, the number of full-time employees tom may schedule, so that his employees work on more than 260 person-hours per week. graph the solution set to this inequality.