Q1- The table shows the results of a survey in which 146 families were asked if they own a computer and if they will be
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Q1- The table shows the results of a survey in which 146 families were asked if they own a computer and if they will be
Q1- The table shows the results of a survey in which 146 families were asked if they own a computer and if they will be taking a summer vacation during the current year. Summer vacation this year Yes No Total Yes 87 28 115 Owns a computer No 14 17 31 Total 101 45 146 (a) Find the probability that a randomly selected family is not taking a summer vacation this year. (b) Find the probability that a randomly selected family owns a computer. (c) Find the probability that a randomly selected family is taking a summer vacation this year, given that they own a computer. (d) Find the probability that a randomly selected family is taking a summer vacation this year and owns a computer. (e) Are the events “owning a computer” and “taking a summer vacation this year” independent or dependent events? Explain using mathematics.
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