If every 10th student on a non alphabetized list of names was choose from your school to answer a survey, this group would be a a. independent sample b. random sample c. blased sample d. experimental sample

diagram is missing, but i will try to explain your doubt.

answer:

amplitude is the maximum displacement or distance moved on a point of a vibrating body or wave measured from its equilibrium position.it is equal to half the length of vibration path.

answer; equivalent to a one(1) horsepower motor;

myth. it was once thought that animals, including cats and dogs, could only see in black and white. however, scientists have proven this to be a myth. in all animals, including humans, the perception of colour is determined by the presence of cells in the eye called cone photoreceptors.