davis52202
01.04.2021 •
Mathematics
The average taxi fare in a local city is $22.27 with a standard deviation of $2.20. In a random sample of 30 taxi passengers, what is the probability that the average fair is less than $21.50? (make sure to identify the sampling distribution you use and check all necessary conditions)
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Ответ:
5(y - 3) - 2 (3 - 2y) = 6
5(3 - 3) - 2(3 - 2 × 3) = 6
The equation works!
Y = 3
Great work!