Mathematics, 14.01.2021 01:40 electrofy456
An online retailer offers next-day shipping for an extra fee. The retailer says that 95% of customers who pay for
next-day shipping actually receive the item the next day, and those who don't are issued a refund. Suppose we
take an SRS of 20 next day orders, and let X represent the number of these orders that arrive the next day.
Assume that the arrival statuses of orders are independent,
Which of the following would find P(X = 19)?
Choose 1
(20
19) (0.95)(0.05) 19
20
) (0.95)(0.05)
19
95
20
1) (0.95)(0.05)
Answers: 1
Mathematics, 21.06.2019 17:00
Which point lies on a circle with a radius of 5 units and center at p(6, 1)?
Answers: 1
Mathematics, 21.06.2019 20:30
The frequency table shows the results of a survey comparing the number of beach towels sold for full price and at a discount during each of the three summer months. the store owner converts the frequency table to a conditional relative frequency table by row. which value should he use for x? round to the nearest hundredth. 0.89 0.90 0.92 0.96
Answers: 2
An online retailer offers next-day shipping for an extra fee. The retailer says that 95% of customer...
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