Squidward loves playing his clarinet and believes it attracts more jellyfish then any other instrument he has played. In order t
o test his hypothesis, Squidward played a song on his clarinet for a total of 5 minutes and counted the number of jellyfish he saw in his front yard. He played the song a total of 3 times on his clarinet and repeated the experiment using a flute and a guitar he also recorded the number of jellyfish he observed when he was not playing an instrument. The results are show in the chart.
10. What is the independent variable?
10. What is the independent variable?
2 answers:
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We have a probability of for the first card to be a diamond. Having drawn this first card <em>without replacement,</em> there are now 12 diamonds remaining in a deck of 51 cards, so the probability that the second card is a diamond, given that the first card was a diamond, is
Similarly, for the third card, there are 11 diamonds in a deck of 50, so the probability of drawing a third diamond is
Now, since these events are dependent, we multiply these three probabilities to get our answer of