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3 years ago

10 points...............

Mathematics

2 answers:

Alisiya [41]3 years ago

7 0

I think the one that's gray that's the correct answer.Hope this helps! ;)

swat323 years ago

7 0

Answer:

Quadratic is the correct answer.

Step-by-step explanation:

Have a great day!

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An apartment complex rents an average of 2.3 new units per week. If the number of apartment rented each week Poisson distributed

masya89 [10]

Answer:

$P(X\leq 1) = 0.331$

Step-by-step explanation:

Given

Poisson Distribution;

Average rent in a week = 2.3

Required

Determine the probability of renting no more than 1 apartment

A Poisson distribution is given as;

$P(X = x) = \frac{y^xe^{-y}}{x!}$

Where y represents λ (average)

y = 2.3

<em>Probability of renting no more than 1 apartment = Probability of renting no apartment + Probability of renting 1 apartment</em>

<em />

Using probability notations;

$P(X\leq 1) = P(X=0) + P(X =1)$

Solving for P(X = 0) [substitute 0 for x and 2.3 for y]

$P(X = 0) = \frac{2.3^0 * e^{-2.3}}{0!}$

$P(X = 0) = \frac{1 * e^{-2.3}}{1}$

$P(X = 0) = e^{-2.3}$

$P(X = 0) = 0.10025884372$

Solving for P(X = 1) [substitute 1 for x and 2.3 for y]

$P(X = 1) = \frac{2.3^1 * e^{-2.3}}{1!}$

$P(X = 1) = \frac{2.3 * e^{-2.3}}{1}$

$P(X = 1) =2.3 * e^{-2.3}$

$P(X = 1) = 2.3 * 0.10025884372$

$P(X = 1) = 0.23059534055$

$P(X\leq 1) = P(X=0) + P(X =1)$

$P(X\leq 1) = 0.10025884372 + 0.23059534055$

$P(X\leq 1) = 0.33085418427$

$P(X\leq 1) = 0.331$

Hence, the required probability is 0.331

6 0

3 years ago

4 ten thousands 4 thousands standard form

Anon25 [30]

40,000 cause 4x10 is forty and then add the zeros

6 0

3 years ago

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“Ms. Blanco drove her car at a speed of 80 kilometers per hour for 1 1/2 hours, then at a speed of 100 kilometers per hour for 2

lara31 [8.8K]

I’m pretty sure it’s 370 bc
1 and a half hours is 80+40 (40 is half of 80)
and 2 and a half hours, so 100 for each hour.
100+100+50= 250

250+120=370!!

answer : 370 kilometers per hour

8 0

3 years ago

Read 2 more answers

The newspaper reported that the Dow Jones Industrials have had a low of 8,062 and a high of 11,350. The Dow Jones Transportation

Marianna [84]

Answer:

The stock market crash of 2020 began on March 9, 2020. The Dow fell a record 2,013.76 points to 23,851.02. It was followed by two more record-setting point drops on March 12 and March 16. The stock market crash included the three worst point drops in U.S. history.

Step-by-step explanation:

8 0

3 years ago

How do i plot 3 points on a graph when all I am given is "x=4" ? and I need to find "x and y" for 3 points.

ipn [44]

Answer:

(4,-1) (4,0) (4,1)

Step-by-step explanation:

If you graph this, it will be a straight vertical line. No matter what y is, x will always be 4.

8 0

2 years ago