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
larisa [96]
3 years ago
5

A particular telephone number is used to receive both voice calls and fax messages. Suppose that 25% of the incoming calls invol

ve fax messages, and consider a sample of 25 incoming calls. (Round your answers to three decimal places.) (a) What is the probability that at most 8 of the calls involve a fax message? (b) What is the probability that exactly 8 of the calls involve a fax message? (c) What is the probability that at least 8 of the calls involve a fax message? (d) What is the probability that more than 8 of the calls involve a fax message?

Mathematics
1 answer:
swat323 years ago
5 0

Answer:

a) 0.8505

b) 0.1241

c) 0.2736

d) 0.1495

Step-by-step explanation:

You might be interested in
Which of the following constants can be added to x2 + x to form a perfect square trinomial? a.1/9 b.4/9 c.4 1/9
xenn [34]
You can add 4/9. 

A simple trick is to look at the numerator and denominator separately, if they're both perfect squares then you're good (4, 2^2, check. 9, 3^2, check.)
8 0
3 years ago
PLEASE HELP<br><br> 10 POINTS!
valentina_108 [34]
Answer: Point C :&382&:$
6 0
3 years ago
Read 2 more answers
Find the value of x that makes m ∥ n
AURORKA [14]
Those two angles are alternate interior angles, so they must be congruent.

3x = 2x + 20

x = 20
5 0
3 years ago
Read 2 more answers
What is 42/8832 with remainder
mario62 [17]
8832 ÷ 42 = 210.2857

3 0
2 years ago
What is the solution to the equation 8 - 2b = -2/3(12b + 6)?
Delvig [45]
<span>8 - 2b = -2/3(12b + 6)
8 - 2b = -8b -4
8 + 4 = -8b + 2b
12 = -6b
b = -12/6
b = -2

So, your final answer is b = -2</span>
8 0
3 years ago
Other questions:
  • Write the point-slope form of the equation of the line that passes through the point (-1, 5) and has a slope of -1.
    7·1 answer
  • What happens when the median is between two numbers?
    9·1 answer
  • The six frames show a shapes different positions. Select the description that describes how the shape moves to get from its posi
    7·1 answer
  • Rewrite the linear expression by factoring out the coefficient of the variable. -1/2x +6
    10·2 answers
  • A bag of marbles contains 4 green marbles, 3 blue marbles, 2 red marbles, and 5 yellow marbles. How many total possible outcomes
    7·2 answers
  • HELP I NEED HELP ASAP
    9·1 answer
  • Match the decimal to its corresponding fraction. *
    10·2 answers
  • Find the measure of each angle indicated. Round to the nearest tenth.
    5·1 answer
  • Why is the square root of 36 equal to 6?​
    7·2 answers
  • If two noncollinear segments in the coordinate plane have slope 3, what can you conclude?
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!