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DENIUS [597]
3 years ago
9

I made this IMPOSSIBLE Question to see who can answer it correctly (GIVING BRAINLIEST)

Mathematics
1 answer:
andrey2020 [161]3 years ago
6 0

Answer:

d. 59.1 billion

Step-by-step explanation:

i noticed a pattern that each year is increasing by 12.9 billion i added 12.9 to 46.2 and got the answer

its soo easy wth

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When conducting a significance test in practice, how should you choose the alpha level?.
iVinArrow [24]

The alpha level should always be set to 0.05.

The supplied statement;

How should you select the alpha() level when doing a significance test in practice,

⇒ Use a higher alpha when the consequences of wrongly rejecting the null hypothesis are more severe. Select alpha () = 0.05 in every situation since it is the best option. Use a smaller alpha when the consequences of wrongly rejecting the null hypothesis are more severe.

To learn more about significance test click here:

brainly.com/question/12972662

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6 0
1 year ago
A popular magazine tests cars and trucks for mileage on the road and around the city. The magazine reports that the most common
Llana [10]

It shows that the values of the mileages are close to 24 mpg. Hence statistics refes 24 as the mean.

<h3>Mean of a data.</h3>

Mean is one of the measure of dispersion and is the avearage of a set of data.

According to the question, the magazine reports that the most common gas mileage was 24 mpg. This shows that reports have published several gas mileages for cars and truck and the average of this mileage is 24mpg

It shows that the values of the mileages are close to 24 mpg. Hence statistics refes 24 as the mean.

Learn more on mean here: brainly.com/question/14532771

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4 0
2 years ago
When Isaac commutes to work, the amount of time it takes him to arrive is normally distributed with a mean of 44 minutes and a s
mario62 [17]

Answer:

[34,54]

Step-by-step explanation:

-The empirical rule states that the 95% of the sampled observations will fall within two standard deviations of the mean for a normally distributed population.

Where:

  • 68% is the first standard deviation
  • 95% is the second standard deviation about the mean
  • 99.7% is the 3rd standard deviation about the mean.

-Therefore. the middle 95% interval is calculated as:

CI=\mu+2\sigma\\\\=44\pm 2(5)\\\\=44\pm 10\\\\=[34,54]

Hence, the interval is [34,54]

5 0
2 years ago
The entrance fee to the national park is $15. The campsite fee is $25 per night.
lisabon 2012 [21]

Answer:

Step-by-step explanation:

a.) y = 25x + 15

b.) y is the total cost x is the amount of nights stayed 15 is the entrance fee and 25 is the cost per night

i.) x is the amount of nights stayed y is the total cost

ii.) slope (or m) is 25 y-intercept is 15

c.) plug in 3 for x

y = 25(3) + 15

y = 75 + 15

y = 90

its $90 for 3 nights

hope this helps <3

8 0
2 years ago
A man bought a bicycle for $400 and sold it at a loss of 35%. How much did he lose?
Vlad [161]
The answer should be 140, I hope this helps! Have a fantastic day!!
8 0
2 years ago
Read 2 more answers
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