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Bezzdna [24]
2 years ago
15

Jericho is doing a quick survey for his high school newspaper. He hands out a simple index card to 100 seniors in his high schoo

l and asks them to simply drop it in a box left near the gymnasium. The card has no place for a name or identifying information. It simply says "In the past year, have you been drunk even one time?" The student simply has to check "yes" or "no." If Jericho’s classmates are like most U.S. seniors, about ____ of them will check "yes." Quizlet
Mathematics
1 answer:
Kazeer [188]2 years ago
8 0

Answer:

50

Step-by-step explanation:

From research among high school students in the US, it was discovered in 2017 by US Centre for Disease Control and Prevention Agency(USCDC), that around 57.8% of high school students have drank alcohol in the previous 1 year.

Now, applying it to this question, since the survey is done among 100 seniors, the most modest probability would likely be 50% which represents 50 people out of the 100 surveyed that will likely check yes

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Let pn, n = 0,1,2,..., be the probability that an automobile policyholder will file for n claims in a five-year period. the actu
lara31 [8.8K]
<span>P(1 claim) = p/4
P(2 claims) = (p/4)/4 = p/16

You should see that the distribution follows a geometric series with common ratio 1/4.
Sum geometric = (first term) / (1 - common ratio) = p/(1 - 1/4) = 4p/3

But the sum of all the probabilites must equal 1 ----> 4p/3 = 1 ----> p = 3/4

P(2 or more claims) = 1 - P(0 claims) - P(1 claim) = 1 - 3/4 - 3/16 = 1/16</span>
3 0
3 years ago
How much does a 5 lb bag for sugar weigh in grams
Mnenie [13.5K]

Answer:

2267.97 grams

Step-by-step explanation:

i hope this helps!

6 0
3 years ago
Read 2 more answers
name a transformation that does not always produce an image that would be congruent to the original figure
Kay [80]
A dilation is the best answer. A dilation shrinks or expands the shape on a plane. But now, that shape is the same shape, but a different size.
Congratulations! You have discovered simillar figures. They are the same shape, but different sizes, so they are not congruent.
Hope this helps

3 0
3 years ago
A triangle has one leg that measures 12 cm and a hypotenuse 24 cm. Find the length of the other leg to the nearest tenth of cent
Minchanka [31]

9514 1404 393

Answer:

  20.8 cm

Step-by-step explanation:

The term "hypotenuse" suggests this triangle is a right triangle. Then the other leg can be found using the Pythagorean theorem:

  x^2 +12^2 = 24^2

  x^2 = 576 -144 = 432

  x = √432 ≈ 20.8 . . . cm

The other leg is about 20.8 cm.

_____

<em>Additional comment</em>

A right triangle with a short leg that is 1/2 the length of the hypotenuse is the "special" 30°-60°-90° right triangle. The longer leg is √3 times the length of the short leg: 12√3 ≈ 20.8 cm.

7 0
2 years ago
Simplify the equation. n = 12 = 11​
Ronch [10]

Answer:

look at explanation plz

Step-by-step explanation:

r u sure it isn't n-12=11?

if it's n=12=11 no solution

if it's n-12=11 n=23

8 0
3 years ago
Read 2 more answers
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