Not exactly
The values of the table are determined by the equation
There you go. Let me know if you have questions
Answer:

Step-by-step explanation:
Sum the frequency column to find the total number of students
total = 2 + 9 + 5 + 5 + 3 = 24
number of students finished in less than 20 mins = 2 + 9 + 5 = 16
fraction of students =
= 
At 120 weeks, ...
• the table tells you plant A is 180 inches tall
• the function tells you plant B is 4·120/3 = 160 inches tall
• the graph tells you plant C is 360 inches tall.
The tallest plant is 360 inches tall; the shortest is 160 inches tall. Their difference in height is
... 360 in - 160 in = 200 inches