The population of bacteria in a Petri dish is 550 and increases according to the expression 550 (3.40.006), where t is the number of hours. What effect would increasing the initial population of the bacteria have on the percentage rate at which the number of bacteria increases?
An increase in the initial population does not affect the percentage rate at which the population
increases
An increase in the initial population increases the time the bacteria are increasing
An increase in the initial population will lower the percentage rate at which the population increases
An increase in the initial population will increase the percentage rate at which the population increases.
MacBook Air

Acylinder with a base diameter of x units has a volume of jxcubic units which statements about the cylinder are true? check all that apply. the radius of the cylinder is 2 x units. the radius of the cylinder is 2x units. the area of the cylinder's base is 200 square units. the area of the cylinder's base is a square units. the height of the cylinder is 2x units. the height of the cylinder is 4x units. mark this and return save and exit next submit

Gabrielle's age is two times mikhail's age. the sum of their ages is 84. what is mikhail's age?

Stu and ambrose are working together on a study of whether diet is related to students' mental health. first, they randomly select 10 students from the student center and 10 students from the office of counseling and psychological services. then, they ask students to rate their diet in terms of healthiness on a scale of 1-100 before completing a 20-item mental health survey. a) name one of the constructs being studied b) how was the construct you named above operationally defined in this experiment? e) was the variable you described above their independent variable, their dependent variable, or a controlled variable? d) what is a confounding variable? what is a potential confound in this study?