3 years ago

PLS HELP!!!!!!! I AM GIVING BRAINLIEST!!!!!

Mathematics

1 answer:

pshichka [43]3 years ago

7 0

Answer:

The answer in image one is f(x)=2x Left

The answer in image two is f(x)=x Center

the answer in image three where right Right

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Suppose that a class contains 15 boys and 30 girls, and that 10 students are to be selected at random for a special assignment.

natka813 [3]

Prob of selected students times prob of selecting boys times prob of selecting 3 boys
total students = 15b + 30g = 45 students

1. 10s/45t = 0.22
2. 15b/45t = 0.33
3. 3b/15b = 0.2

0.22×0.33×0.2=0.0148

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3 years ago

A Lights-A-Lot quality inspector examines a sample of 25 strings of lights and finds that 6 are defective. What is the experimen

finlep [7]

Answer:

A 0.24 probability that one string is defective

Step-by-step explanation:

The sample probabiity:

$P=\frac{6}{25}$