A recent survey suggests that 47% of all televisions are connected to the internet, 32% are voice controlled, and 22% are both c
onnected to the internet and voice controlled. Suppose a television is selected at random and it is voice controlled. What is the probability that a randomly selected voice-controlled television is also connected to the internet? 0.15
0.47
0.69
0.79
Common difference r will be the difference between next two values of number row, so we take e.g. second minus first: r=9.4-6=3.4. You can see, that this value is constant as we go through next pairs of values.
