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Serga [27]
2 years ago
7

Approximately 80% of households in the United States have computers. Of those 80%, 90% have Internet access. Find the probabilit

y that a U.S. household selected at random has a computer and has Internet access. Let: C = computers, I = internet, I|C = internet given computer. a. What is the probability P(C AND I) ? Round your answer to the nearest hundredth. b. Are C and I independent? c. Are C and I mutually exclusive?
Mathematics
1 answer:
Leni [432]2 years ago
5 0

The probability that a U.S. household selected at random has a computer and has Internet access will be 0.72. The C and I are independent events. Then the correct option is B.

<h3>What is probability?</h3>

Its basic premise is that something will almost certainly happen. The percentage of favorable events to the total number of occurrences.

Approximately 80% of households in the United States have computers. Of those 80%, 90% have Internet access.

Then the probability that a U.S. household selected at random has a computer and has Internet access will be

P(C and I) = 0.80 × 0.90

P(C and I) = 0.72

Then the C and I are independent events.

Then the correct option is B.

More about the probability link is given below.

brainly.com/question/795909

#SPJ1

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1 point
swat32

Answer:

\log_{10}(147) = 2.1673

Step-by-step explanation:

Given

\log_{10} 3 = 0.4771

\log_{10} 5 = 0.6990

\log_{10} 7= 0.8451

\log_{10} 11 = 1.0414

Required

Evaluate \log_{10}(147)

Expand

\log_{10}(147) = \log_{10}(49 * 3)

Further expand

\log_{10}(147) = \log_{10}(7 * 7 * 3)

Apply product rule of logarithm

\log_{10}(147) = \log_{10}(7) + \log_{10}(7) + \log_{10}(3)

Substitute values for log(7) and log(3)

\log_{10}(147) = 0.8451 + 0.8451 + 0.4771

\log_{10}(147) = 2.1673

3 0
2 years ago
15 points!!
saw5 [17]

Answer:

If the hypotenuse and one leg of a right triangle are congruent to the hypotenuse and one leg of another right triangle, then the triangles are congruent.

Step-by-step explanation:

5 0
3 years ago
Help me with the attached question please
sergejj [24]

Answer:

284.72

Step-by-step explanation:

there you go

6 0
2 years ago
2x + 65 = 180 what is X?
TiliK225 [7]

Answer:

57.5

Step-by-step explanation:

2x+65=180

-65 -65

———————

2x = 115

—— ——

2 2

x = 57.5

7 0
3 years ago
Read 2 more answers
|-6|-|7-41|? <br><br> A. -40<br> B. -28<br> C. 28<br> D. 40<br> E. 54
Nina [5.8K]

Answer:

the answer to this question is b. -28

8 0
3 years ago
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