Register

[Fifteen Points] A quality-control center finds that 2 out of 250 randomly selected toy trains are defective. How many trains would they expect to be defective in a batch of 10,…

[Fifteen Points] A quality-control center finds that 2 out of 250 randomly selected toy trains are defective. How many trains would they expect to be defective in a batch of 10,…
asked 112k views
2 votes
[Fifteen Points]

A quality-control center finds that 2 out of 250 randomly selected toy trains are defective. How many trains would they expect to be defective in a batch of 10,000?

asked
User Yang Meyer
by
7.7k points

2 Answers

2 votes

The answer is 80

I took the test.

answered
User Alex Nolasco
by
8.1k points
2 votes
10,000/250=40
40x2=80
The answer is 80 defective trains
answered
User Nadavy
by
8.3k points
← Prev Question Next Question →

Related questions

Ask a Question
Welcome to Qamnty — a place to ask, share, and grow together. Join our community and get real answers from real people.

Categories

Other Questions

How do you can you solve this problem 37 + y = 87; y =
How do you estimate of 4 5/8 X 1/3
A bathtub is being filled with water. After 3 minutes 4/5 of the tub is full. Assuming the rate is constant, how much longer will it take to fill the tub?
Link Copied!