subject
Mathematics, 18.02.2020 17:26 amoore51

Wonderful Widgets Inc. has developed electronic devices which work properly with probability 0.95, independently of each other. The new devices are shipped out in boxes containing 400 each.
a) What percentage of boxes contain 390 or more working devices?
b) The company wants to guarantee that k or more devices per box work. What is the largest k such that at least 95% of the boxes meet the warranty?

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 21.06.2019 14:50
Which best describes the strength of the correlation, and what is true about the causation between the variables? it is a weak negative correlation, and it is not likely causal. it is a weak negative correlation, and it is likely causal. it is a strong negative correlation, and it is not likely causal. it is a strong negative correlation, and it is likely causal.
Answers: 1
question
Mathematics, 21.06.2019 21:00
Deepak plotted these points on the number line. point a: –0.3 point b: – 3 4 point c: – 11 4 point d: –0.7 which point did he plot incorrectly?
Answers: 2
question
Mathematics, 21.06.2019 22:00
Asquare and an equilateral triangle have the same perimeter. each side the triangle is 4 inches longer than each side of the square. what is the perimeter of the square
Answers: 1
question
Mathematics, 22.06.2019 03:30
Explain how you can show five less than a number using algebraic expression
Answers: 1
You know the right answer?
Wonderful Widgets Inc. has developed electronic devices which work properly with probability 0.95, i...
Questions
question
Mathematics, 23.07.2019 21:30