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kvv77 [185]
3 years ago
6

Assume that there are three airlines from which to choose, each with a number of flights per day, and an on-time percentage show

n below. (Assume that delays occur randomly.) A traveler selects a flight at random, and it arrives on time.
Airline Num. of Flights On-Time Perc.
East-West Air 4 60
Air One 3 50
International Air 6 80

(1) What is the probability that the traveler flew on East-West Air?


(2) What is the probability that the traveler flew on Air One?


(3) What is the probability that the traveler flew on International Air?
Mathematics
1 answer:
Rom4ik [11]3 years ago
5 0
<span>1.) The probability that the traveler flew on East-West Air is 4/(4 + 3 + 6) = 4/13 = 31%

2.) </span>T<span>he probability that the traveler flew on Air One is 3/13 = 23%

3.) </span>T<span>he probability that the traveler flew on International Air is 6/13 = 46%</span>
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b=15

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7b=105

b=15

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3 years ago
A coin is flipped until 3 heads in succession occur. list only those elements of the sample space that require 6 or less tosses.
Mashutka [201]

we are given

A coin is flipped until 3 heads in succession occur

so, firstly, we will find sample space

S={HHH , THHH , HTHHH, TTHHH , TTTHHH , HTTHHH , THTHHH , HHTHHHH, ......}

now, we are given that

list only those elements of the sample space that require 6 or less tosses

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S={HHH , THHH , HTHHH, TTHHH , TTTHHH , HTTHHH , THTHHH , HHTHHHH, ......}

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6 0
4 years ago
Answer plz it’s impirtanttttt
Vinvika [58]

Part a) In 35 minutes, 25 number of pages have been read.

Part b) There is positive association between time and the number of pages being read

Step-by-step explanation:

Part a) What is the meaning of the point (35,25)

35 is the value of x-axis and 25 is the value of y-axis

x-axis represent Time(minute) while y-axis represent Number of pages read

So, in 35 minutes, 25 number of pages have been read.

Part b) Is the association between time and number of pages positive or negative? state the association in terms of variables.

Association is positive if increasing one variable, other variable is also increasing.

Association is negative if increasing one variable, other variable is decreasing.

In the given graph, the association is positive. Increasing the time, the number of pages being read are also increasing.

if time is 20 minutes, number of pages read are 12.5. if time is 25 minutes then number of pages read are 17

So, there is positive association between time and the number of pages being read.

Keywords: Association between variables

Learn more about Association between variables at:

  • brainly.com/question/4599759
  • brainly.com/question/13068373

#learnwithBrainly

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Each person will pay $5.25.
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