1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
raketka [301]
2 years ago
7

A subway train on the Red Line arrives every eight minutes during rush hour. We are interested in the length of time a commuter

must wait for a train to arrive. The time follows a uniform distribution.
a. Define the random variable. X= _______
b. X∼ _______
c. Graph the probability distribution.
d. f(x)= _______
e. μ= _______
f. σ= _______
g. Find the probability that the commuter waits less than one minute.
h. Find the probability that the commuter waits between three and four minutes.
i. Sixty percent of commuters wait more than how long for the train? State this in a probability question, similarly to parts g and h, draw the picture, and find the probability.
Mathematics
1 answer:
olasank [31]2 years ago
5 0

Answer:c i just did the test

Step-by-step explanation:

You might be interested in
Find the y-intercept and the slope of the line.<br> 6x-2y=5
solmaris [256]

Answer:

m=3

b=(0,5)

Step-by-step explanation:

6 0
1 year ago
Solve inequality √(2−x) &lt; x.
Bond [772]
[tex]\sqrt{2-x}0\\ x^2+2x-x-2>0\\ x(x+2)-1(x+2)>0\\ (x-1)(x+2)>0\\ x\in(-\infty,-2)\cup(1,\infty)\\\\ \boxed{x\in(-\infty,-2)\cup(1,2\rangle}[/tex]
5 0
3 years ago
(MATH) (6) ((PHOTO))<br>label is sq yd​
Annette [7]

Answer:

<em>20 sq yd</em>

Step-by-step explanation:

To find the total amount of sq yd's of paint needed, you have to find the area.

The area of a triangle is: A = 1/2 bh

We know:

b = base = 8

h = height = 5

Plug in and solve:

A = 1/2 (8) (5)

A = 1/2 (40)

A = 20

5 0
3 years ago
In Haley's favorite video game, players stack blocks to create buildings. Haley builds a fort shaped like a cube. Haley's fort h
Mama L [17]

Answer:

729 cubic meters

Step-by-step explanation:

Volume of cube is given by side^3

where side is length of the side

Given in the problem

side is 9 meters as length, width, and height of fort is 9 meters and it is in cube shape .

Thus,

volume of cube = 9^3 = 9*9*9 = 729

Thus, volume of Haley's fort is 729 cubic meters.

3 0
3 years ago
Product of (8.6×10^2)(3×10^2)in scientific notation
Snowcat [4.5K]

Answer:

in scientific notation = 2.58 × 10⁵

I hope I helped you^_^

8 0
2 years ago
Other questions:
  • The graph shows the function f(x).<br><br><br><br> Which equation represents f(x)?
    11·2 answers
  • What is the value of (x + 4)(x – 5) when x = 5?<br><br> A. 20<br><br> B. 4<br><br> C. 0<br><br> D. 1
    13·1 answer
  • On his last birthday, Arnie was 144 centimeters tall. Since that time, he has grown h centimeters. Which expression tells Arnie'
    11·2 answers
  • Solve by factoring or finding square roots.
    11·1 answer
  • Help me plz 16 points
    5·2 answers
  • a ball is thrown into the air. After t seconds, the ball's height is given by h(t)+=12-3(t-2) squared where h is measured in fee
    5·2 answers
  • The senior classes at High School A and High School B planned separate trips to Yellowstone National Park. The senior class at H
    12·1 answer
  • 1.2(4x – 1) = 8x – 2
    12·1 answer
  • Can you please help me I have a test tomorrow
    6·1 answer
  • QuestionDetermine the value(s) for which the rational expressionlist them separated by a comma, e.g. n = 2,3.-3n + 12is undefine
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!