3 years ago

The life expectancy of a typical lightbulb is normally distributed with a mean of 2,100 hours and a standard deviation of 40 hou

rs. What is the probability that a lightbulb will last between 1,965 and 2,165 hours?

1 answer:

3 0

$\mathbb P(1965$

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vichka [17]

Lineare means it is in a straight line aka highest exponent on any placeholder is 1

y=2^2-4
y^1=2^2-4
yep

answer is this is linear

5 0

4 years ago

Oduvanchick [21]

What is the question u are asking

7 0

4 years ago

lisov135 [29]

Answer:

$135$

Step-by-step explanation:

$2(5) + 5(100 - 15(5))\\10 + 500-375\\135$

6 0

3 years ago

Anastasy [175]

Answer:

$\frac{6}{25}$

Step-by-step explanation:

$P(A) = \frac{number \: of \: times \: A \: occurs}{total \: number \: of \: spins}$

$P(A) = \frac{12}{12 + 16 + 13 + 9} = \frac{12}{50} = \frac{6}{25}$

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3 years ago

Yuliya22 [10]

Answer:

16x

Step-by-step explanation:

4x+12x

Combine like terms

16x

8 0

3 years ago