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liq [111]
3 years ago
6

A company advertises two car tire models. The number of thousands of miles that the standard model tires last has a mean \mu_S =

60μ S ​ =60 and standard deviation \sigma_S = 5σ S ​ =5. The number of miles that the extended life tires last has a mean \mu_E = 70μ E ​ =70 and standard deviation \sigma_E = 7σ E ​ =7. If mileages for both tires follow a normal distribution, what is the probability that a randomly selected standard model tire will get more mileage than a randomly selected extended life tire?
Mathematics
1 answer:
Andrew [12]3 years ago
5 0

Answer:

0.123

Step-by-step explanation:

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Correct I’ll give brainlist no links or I’ll report
Elenna [48]

Since he started with Nothing

He had zero initially

After x Months...

He'll have 10x naxvips

in slope intercept form

y=10x

To get the y values ... substitute the corresponding x value

For x=0

y=10(0)

y=0. Which is true cos he had no naxvip initially

x=1

y=10(1)

=10. Which is true cos he buys 10 more monthly... So 10 + 0 = 10.

x=2

y=10(2) = 20. This is true cos he added an additional 10 after each month

x=7

y=70.

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2 years ago
If the function m(x) goes
Sergeu [11.5K]

Answer:

(-5,15)

Step-by-step explanation:

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3 years ago
Stuck on this question. Help appreciated!!
marta [7]

Answer:

the missing is 4.98

Step-by-step explanation:

4 0
3 years ago
The average age of instructors at a local college is 55, with a standard deviation of 6 years; the average salary is $37,000 wit
Lerok [7]
To solve for the coefficient of variation you will need this formula:
CV = (SD/X) x 100 
Where: CV = Coefficient of Variance
             X = Mean/average
             SD = Standard Deviation

To determine which one is more variable, just get the coefficient of both and compare.
                   AGE                                            SALARY
   
  CV = (6/55) x 100                             CV = (4,100/37,000) x 100
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Based on the results, salary is more variable because 10.90<11.08.
8 0
3 years ago
Colby and jaquan are growing bacteria in an experiment in a laboratory. Colby starts with 50 bacteria in his culture and the num
Oksanka [162]

Answer:

3) y = 50 * 2¹²ˣ

2) y = 80 * 2⁸ˣ

Step-by-step explanation:

1 day = 24 hours

Number of 2-hour periods in 1 day = 24 ÷ 2 = 12

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Colby's experiment:

y = 50 * 2¹²ˣ

Jaquan's experiment:

y = 80 * 2⁸ˣ

5 0
3 years ago
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