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Schach [20]
3 years ago
13

An air-conditioning repair technician claims to complete 67% of repairs in under an hour. A random sample of 31

Mathematics
1 answer:
igomit [66]3 years ago
4 0

Answer:

No, the difference between the sample result and what is expected is not extreme enough. The probability of it occurring by chance alone is not unlikely.

Step-by-step explanation:

Edge 2021

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