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dangina [55]
3 years ago
13

You have 10 batteries sitting on your desk, three of which are dead. You choose 2 batteries are random for you calculator. What

is the expected number of good batteries that you get?
Mathematics
2 answers:
AnnyKZ [126]3 years ago
6 0
You have 10 batteries 3/10 are dead there are only 7/10 batteries that are good. So the expected number of good batteries you could get is 7.
stepladder [879]3 years ago
6 0

Answer:

1.4

Step-by-step explanation:

on usatestprep

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USPshnik [31]

Answer:

7

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/

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Step-by-step explanation:

6 0
3 years ago
Suppose a fair 6-sided die is tossed five times. What is the probability that we see at least one three in the five tosses?
Marta_Voda [28]

Answer:

C. 0.1667

Step-by-step explanation:

1/6 +0/6 + -1/6

The closest answer is C. 0.1667

Based on 2nd throw of dice shows zero then  0.1667 of the answer is shown on the 3rd throw in decimal form of -1/6

3 0
3 years ago
Can you check my work
gregori [183]
I do not see anything wrong with it 
7 0
3 years ago
N = 3 (m+7); m<br> I’m so confused, please help
fomenos

Answer:

m=\frac{n}{3} -7

7 0
3 years ago
The box plot shows the number of home runs hit by 43 players during a baseball season which stament best describes the data
ozzi

The number of data values between the lower quartile and the median is less than the number of data values between the upper quartile and the median.

Hope this helps!

6 0
3 years ago
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