79. Market research. From a survey involving 1,000 university students, a market research company found that 750 students owned laptops, 450 owned cars, and 350 owned cars and laptops. If a university student is selected at random, what is the (empirical) probability that (A) The student owns either a car or a laptop? (B) The student owns neither a car nor a laptop? 80. Market research. Refer to Problem 79. If a university student is selected at random, what is the (empirical) probability that (A) The student does not own a car? (B) The student owns a car but not a laptop?

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Please help with #80.
### Market Research Exercise

#### Problem 79

A survey involving 1,000 university students was conducted by a market research company. The findings were as follows: 750 students owned laptops, 450 owned cars, and 350 owned both cars and laptops. 

**Question:** 
If a university student is chosen at random, what is the empirical probability that:

(A) The student owns either a car or a laptop?  
(B) The student owns neither a car nor a laptop?

#### Problem 80

**Continuation from Problem 79:**

If a university student is selected at random, what is the empirical probability that:

(A) The student does not own a car?  
(B) The student owns a car but not a laptop?
Transcribed Image Text:### Market Research Exercise #### Problem 79 A survey involving 1,000 university students was conducted by a market research company. The findings were as follows: 750 students owned laptops, 450 owned cars, and 350 owned both cars and laptops. **Question:** If a university student is chosen at random, what is the empirical probability that: (A) The student owns either a car or a laptop? (B) The student owns neither a car nor a laptop? #### Problem 80 **Continuation from Problem 79:** If a university student is selected at random, what is the empirical probability that: (A) The student does not own a car? (B) The student owns a car but not a laptop?
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