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A Random Sample of Computer Users Was Asked Which Browser

Question 141

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A random sample of computer users was asked which browser they primarily relied on for surfing the Internet and whether this browser was installed on a PC or on a Mac computer. The following contingency table shows these results. A random sample of computer users was asked which browser they primarily relied on for surfing the Internet and whether this browser was installed on a PC or on a Mac computer. The following contingency table shows these results. Given that the randomly selected computer was a PC, the probability that the computer used the Firefox browser is ________. A) 0.235 B) 0.320 C) 0.361 D) 0.443 Given that the randomly selected computer was a PC, the probability that the computer used the Firefox browser is ________.


A) 0.235
B) 0.320
C) 0.361
D) 0.443

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