subject
Mathematics, 25.06.2021 03:00 Flamingmaster99

Có một lô thuốc mà người giao hàng báo cáo là tỷ lệ xấu bằng 5%. a) Hỏi cần lấy ra tối thiểu bao nhiêu lọ để xác suất có ít nhất 1 lọ xấu là ≥ 0,9.
b) Lấy ra ngẫu nhiên 20 lọ để kiểm tra thấy có 3 lọ xấu. Hỏi báo cáo của người
giao hàng có đúng không trong mỗi trường hợp sau:
(i) Với mức ý nghĩa 5% (hay độ tin cậy 95%)?
(ii) Với mức ý nghĩa 3,662%?

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 17:00
The rectangle on the right is the image of the rectangle on the left. what transformation would result in this image? reflection rotation translation dilation
Answers: 2
question
Mathematics, 21.06.2019 18:00
Lv beethoven software supplies customized software to a managed healthcare system. lv beethoven software's costs for the software is $1,723,000. lv beethoven software sells the software to the healthcare system for $3,816,981.10. overhead expenses are estimated at 47% of the selling price. what is lv beethoven software's net profit to the nearest dollar?
Answers: 1
question
Mathematics, 21.06.2019 19:30
In need of in the diagram, ∠abc is a right angle. ∠dbc = 30°27'40". find the measure of ∠abd.
Answers: 1
question
Mathematics, 22.06.2019 00:20
Nthe opening scene of the movie raiders of the lost ark, indiana jones replaces a golden statue with a bag of sand. the platform on which the statue is placed is designed to detect the mass of the statue. if the bag of sand has a different mass than the statue, then a mechanism triggers and destruction ensues. the density of gold is about 20\text{ g/cm}^320 g/cm 3 20, space, g, slash, c, m, start superscript, 3, end superscript. the density of sand can be estimated at 2.5\text{ g/cm}^32.5 g/cm 3 2, point, 5, space, g, slash, c, m, start superscript, 3, end superscript. the gold statue can be modeled as a cylinder with height 25\text{ cm}25 cm25, space, c, m and radius 8\text{ cm}8 cm8, space, c, m. in terms of \piπpi, what is the mass of sand indiana jones needs to avoid triggering the mechanism?
Answers: 2
You know the right answer?
Có một lô thuốc mà người giao hàng báo cáo là tỷ lệ xấu bằng 5%. a) Hỏi cần lấy ra tối thiểu bao nh...
Questions
question
Mathematics, 12.11.2020 21:50
question
Mathematics, 12.11.2020 21:50
question
Computers and Technology, 12.11.2020 21:50
question
English, 12.11.2020 21:50
Questions on the website: 13722361