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
VLD [36.1K]
3 years ago
14

There are 4 truck in the fleet of 10 cars. 2 cars were randomly selected. Make a series of distribution of a discrete random var

iable X - the number of trucks among the selected.
Mathematics
1 answer:
timofeeve [1]3 years ago
5 0

Answer:

X = 0 , P(0) = 1/3

X = 1 , P(1) = 8/15

X = 2 , P(2) = 2/15

Step-by-step explanation:

Let X be the no. of trucks

X = 0 , P(0) = 6/10 × 5/9 = 1/3

X = 1 , P(1) = 2(6/10 × 4/9) = 8/15

X = 2 , P(2) = 4/10 × 3/9 = 2/15

You might be interested in
Need HELP ASAP/ Cant get this wrong!!
Pavlova-9 [17]

Answer:

B

Step-by-step explanation:

It's most probably B

6 0
2 years ago
reply to this with answer Which best proves why the expressions 4 (x + 3) + 2 x and 6 (x + 2) must be equivalent expressions?
Ivan

Answer:

Given expressions are equivalent.

Step-by-step explanation:

Given expression:

4 (x + 3) + 2x and 6 (x + 2)

Find:

Given equivalent expressions or not

Computation:

By taking LHS

4 (x + 3) + 2x

4x + 12 + 2x

6x + 12

By taking RHS

6 (x + 2)

6x + 12

We say that

LHS = RHS

So,

Given expressions are equivalent.

3 0
3 years ago
Which of the following pairs of equations are perpendicular
quester [9]

Answer:

were are the pairs?

7 0
2 years ago
Solve the following equation. Then place the correct number in the box provided. x/1.2=15
Schach [20]

Answer:

x = 18.

Step-by-step explanation:

x / 1.2 = 15

To isolate x we multiply both sides of ther equation by 1.2:

x = 15 * 1.2

x =  18 (answer).

7 0
3 years ago
Read 2 more answers
There are seven performers who will present their comedy acts this weekend at a comedy club. How many different ways are there t
bazaltina [42]
7!=5040
.....................
4 0
3 years ago
Other questions:
  • Pizza perfect sold 93 pizzas on Monday , 67 pizzas on Tuesday , 78 pizzas on Wednesday, 44 pizzas on Thursday , and 123 pizzas o
    10·2 answers
  • A diver running 1.8 m/s dives out horizontally from the edge of a vertical cliff and reaches the water below 2 s later. How high
    10·1 answer
  • Write 6.005 in expanded form
    9·1 answer
  • A portion of the Quadratic Formula proof is shown. Fill in the missing reason.
    5·1 answer
  • 3x=6y. i need help to turn that into y-intercept form and find tge y intercept. Help please
    10·2 answers
  • Solve the following equation 5x-15=50
    6·2 answers
  • Expand the following:<br> 1/5 (10x-25)
    9·1 answer
  • Help me please hurry
    15·2 answers
  • -2(7 – n) + 4<br> What is the answer to this any body know it??????????
    8·2 answers
  • Which is the equation for the statement. The quotient of 1.2 added to a number and 5 is 3.6?A.) Z/1.2 + 5 = 3.6B.) Z + 5/1.2 = 3
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!