Answer:
B
Step-by-step explanation:
An experiment is a study carried out in a controlled environment where the person undertaking the research hopes to understand cause and effect between the independent and dependent variables. An example of a experiment is the palovian experiment
The independent variable is the variable that the person carrying out an experiment changes or manipulates. the independent variable usually have a direct effect on the dependent variable
The dependent variable is the variable that is being measured in an experiment. It is usually affected by the independent variable
Observational study is the study where the researcher observes and measures cause and effect between independent and dependent variables without trying to control or influence the population
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The required values are ~
Refer to attachment for solution ~
Answer:
Step-by-step explanation:
<u>Total number of tickets:</u>
<u>Number of slushie or an ice cream sundae prize tickets:</u>
<u>Probability of drawing a slushie or an ice cream sundae prize ticket:</u>
<u>Predicted number of times a slushie or an ice cream sundae prize ticket will be drawn:</u>
Answer: -20, 48
Step-by-step explanation: 5 x -4 = -20 6 x 8 = 48