Can someone help me !!???

A survey of 163 persons was conducted at TCC, and it was found that 90 persons carried a cell phone, 81 persons carried a tablet

kirza4 [7]

1. The number of people who carried a cell phone or a tablet is 128.

2. The probability that a person carries a cell phone or a tablet is 78.5%.

3. The number of people who carried neither a cell phone nor a tablet is 35.

4. The probability that a person carried neither a cell phone nor a tablet is 21.5%.

5. The number of people who carried a cell phone only is 43.

6. The probability that a person carried a cell phone only is 26.4%.

7. The number of people who carried a tablet but not a cell phone is 38.

8. The probability that a person carried a tablet but not a cell phone is 23.3%.

<h3>Data and Calculations:</h3>

The sample size of the survey = 163

The number of persons who carried a cell phone = 90

The number of persons who carried a tablet computer = 81

The number of persons who carried both a cell phone and a tablet = 43

1. The number of people who carried a cell phone or a tablet is 128 (90 + 81 - 43).

2. The probability that a person carries a cell phone or a tablet is 78.5%. (128/163).

3. The number of people who carried neither a cell phone nor a tablet is 35 (163 - 128).

4. The probability that a person carried neither a cell phone nor a tablet is 21.5% (35/163).

5. The number of people who carried a cell phone only is 43.

6. The probability that a person carried a cell phone only is 26.4%(43/163).

7. The number of people who carried a tablet but not a cell phone is 38 (81 - 43).

8. The probability that a person carried a tablet but not a cell phone is 23.3% (38/163).

Learn more about probability at brainly.com/question/13604758

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<h3>Question Completion:</h3>

1. How many people carried a cell phone or a tablet?

2. What is the probability that a person carries a cell phone or a tablet?

3. How many people carried neither a cell phone nor a tablet?

4. What is the probability that a person carried neither a cell phone nor a tablet?

5. How many people carried a cell phone only?

6. What is the probability that a person carried a cell phone only?

7. How many people carried a tablet but not a cell phone?

8. What is the probability that a person carried a tablet but not a cell phone?

3 0

2 years ago

What is the slope of the line represented by the equation y =4\5x-3

lapo4ka [179]

Answer:

4/5

Step-by-step explanation:

For lines represented by the equation "y = mx + b", m is the slope. In this case, m = 4/5

3 0

4 years ago

Sawyer recorded the number of different types of pets his friends have in the table shown below: Cats 2 Dogs 3 Rabbits 1 Guinea

Anit [1.1K]

The plot should look like this
A line with 4 tick marks labeled Cat, Dog, Rabbit, and Guinea Pig
 Cat has 2 crosses
Dog has 3 crosses
Rabbit has 1 cross (you chose the wrong answer; you picked 2 instead of 1)
Guinea Pig has 3 crosses
And of course, the line is labeled Number of Pets, and title of graph is Pet Owners.

7 0

4 years ago

Read 2 more answers

What is 4.1528 rounded to the nearest thousandth?

ddd [48]

4.1528 rounded to the nearest thousandth is 4.2000

5 0

4 years ago

You’ve been saving your allowance to buy some new video games you head to the mall to do some shopping you say that two stores a

vodomira [7]

Answer:

Game World-four for 68-------------------> 68/4= $17 per game

Best Bargains: six for 99--------------------> 99/6= $16.5 per game

Ans) B.B has the better deal as you can buy a more amount of games in lesser money in comparison to Game World, where you have to spend aprroximately $3 more.

5 0

3 years ago