A scientist wants to know if there is a meaningful difference between two groups of gels that grow bacteria. He randomly selects six gels from each group, and counts the number of bacteria spots on each gel. Group A: 9, 12, 13, 13, 14, 17 Group B: 8, 6, 5, 8, 13, 8 Is there a meaningful difference between the two groups? Describe or show all calculations that lead to your answer. Pls helppp

I’m which figure is point g an orthocenter

An arc subtends a central angle measuring 7pi/4 radians what fraction of the circumference is this arc?

Which of the following describes the graph of y--4x-36 compared to the parent square root function? stretched by a factor of 2, reflected over the x-axis, and translated 9 units right stretched by a factor of 2, reflected over the x-axis, and translated 9 units left stretched by a factor of 2, reflected over the y-axis, and translated 9 units right stretched by a factor of 2, reflected over the y-axis, and translated 9 units left save and exit next submit