Melody performed research for an engineering class in college. She took a sample of metal from a liquid nitrogen bath and placed it in a special oven. She then measured the temperature of
the metal. The table shows the data Melody collected at different times.
Time
(min.)
4
Temperature
(°F)
-100
160
8
12.
420
What is the rate of change in the temperature of Melody's metal sample?

What is the order of operations for 2 + (3 - 9) ÷ -3 · 4 in number order 1. subtraction 2. division 3. addition 4. multiplication

1. there are 25 students who started computer programming in elementary school and 25 students who started computer programming in middle school. the first group had a mean final project grade of 95% and the second group had a mean final project grade of 92%. the line plot shows the differences after 10 rerandomizations. determine whether the difference in the means of the two groups is significant based on the line plot. explain your answer.

This race was first held in 1953 on august 16th. every decade the race finishes with a festival. how many years is this?