A quality supervisor for a factory that manufactures electrical wires examines a sample of 32 wires. He finds that 4 of the wires are too thick. Which is the best prediction of the number of wires that will be too thick in a shipment of 2,000 wires?

125
128
250
324

Question

A quality supervisor for a factory that manufactures electrical wires examines a sample of 32 wires. He finds that 4 of the wires are too thick. Which is the best prediction of the number of wires that will be too thick in a shipment of 2,000 wires?

125
128
250
324

meilendurcer · Answer

@nestor18

anonymous · Answer

find its ratio? 4 of 32

anonymous · Answer

1 of every 8 you will get a bad wire

anonymous · Answer

2000/8

anonymous · Answer

answer 250

meilendurcer · Answer

can you help with more?

anonymous · Answer

yes may take me a few I am working a homework problem of mine as well though

meilendurcer · Answer

ohh ok. 
A yogurt shop offers 2 different flavors of yogurt and 11 different toppings. How many choices are there for a single serving of yogurt with one topping? 
20
 11
 13
 22

anonymous · Answer

1 type is 11 + 1 type is 11= 22

meilendurcer · Answer

i knew it was that one.. 
Suppose the probability that it rains in the next two days is for tomorrow and for the day after tomorrow. What is P(rain tomorrow, then rain the day after tomorrow)?
 
A. 1/2
 B. 1/18
 C. 2/9
 D. 1/9

anonymous · Answer

should be 1/2. If I read the question right it states it has to rain one of the two days therefore 1/2.

meilendurcer · Answer

You are packing for a vacation. You pack 3 pairs of shorts, 5 shirts, and 2 pairs of shoes. How many different outfits will you be able to make using one pair of shorts, one shirt, and one pair of shoes? 
A. 10
 17
 30
 35 
?