Each day John visits his friend Betty. He noticed that Betty ate hamburgers every day for lunch and also noticed that Betty ate more hamburgers on a Friday. Each Thursday Betty goes to the gym to workout.
John formed the following hypothesis:
Betty eats more hamburgers on a Friday than on other days because she is hungry the day after she goes to the gym to workout.
John then counted the number of hamburgers Betty ate over a month and created the data visualisation below:

Which of the following statements is correct?

Question

Each day John visits his friend Betty. He noticed that Betty ate hamburgers every day for lunch and also noticed that Betty ate more hamburgers on a Friday. Each Thursday Betty goes to the gym to workout. 
 John formed the following hypothesis: 
 Betty eats more hamburgers on a Friday than on other days because she is hungry the day after she goes to the gym to workout. 
 John then counted the number of hamburgers Betty ate over a month and created the data visualisation below: 
  
 Which of the following statements is correct?

Answer

It is unclear if the data supports or refutes the hypothesis.

Answer

The data supports the hypothesis, but the data does not prove that the hypothesis is correct.

Answer

The data absolutely proves the hypothesis is 100% correct.

Answer

The data refutes the hypothesis.

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