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Viktor [21]
3 years ago
12

Smart phone: Among 239 cell phone owners aged 18-24 surveyed, 103 said their phone was an Android phone. Part: 0 / 30 of 3 Parts

Complete Part 1 of 3 (a) Find a point estimate for the proportion of cell phone owners aged 18-24 who have an Android phone. Round the answer to at least three decimal places. The point estimate for the proportion of cell phone owners aged 18-24 who have an Android phone is .
Mathematics
1 answer:
Ugo [173]3 years ago
3 0

Answer:

The point estimate for the proportion of cell phone owners aged 18-24 who have an Android phone is 0.4137.

Step-by-step explanation:

The point estimate is the sample proportion.

Sample proportion:

103 out of 249, so:

p = \frac{103}{249} = 0.4137

The point estimate for the proportion of cell phone owners aged 18-24 who have an Android phone is 0.4137.

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Based on the information given about corruption, it is vital for the business to showcase how investors look to invest and create job opportunities.

<h3>What is corruption?</h3>

Corruption simply means a form of dishonesty or a criminal offense undertaken by a person or an organization.

In order to enhance the probability that the foreign government would accept your proposal, it is important to convince the foreign government will need to showcase how investors look to invest and create job opportunities and its potential impact on GDP and wages.

Learn more about corruption on:

brainly.com/question/472198

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2 years ago
Each minute, a faucet allows 4/9 gallons of water to enter a large tub, and the drain allows 8/9 gallons to leave the tub.
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Answer:

Step-by-step explanation:

The amount of water in the bathtub per minute:4/9-8/9=-4/9;

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6 0
3 years ago
A map has a scale of 1 cm : 5 km. Determine how far apart two cities are if they are 4 cm apart on the map?
Kay [80]

Answer:

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Step-by-step explanation:

5 0
3 years ago
Doug is going to ride his bicycle 3{,}0003,0003, comma, 000 miles across the United States, from coast to coast. He wants to cho
Anuta_ua [19.1K]

The chances of success in cycling across the United States is higher on the central route because more than half of the people who started on this route finished it (52%), while on the other routes the chances of successful completion is lower (route north (0%) south (0.02%).

<h3>What is probability? </h3>

Probability is a way of measuring the certainty that an event will occur represented by a numerical value from 0 to 1, where an impossible event corresponds to zero and a certain event corresponds to one.

According to the above, to find the probability of success in crossing the United States from coast to coast, we must divide the number of successful attempts by the total number of attempts as shown below:

North Route

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Center Route

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South Route

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According to the above, the highest probability of success is found in the central route with 0.52, that is to say that more than half of those who tried this route finished.

Note: This question is incomplete because there is missing information. Here is the complete information:

Doug is going to ride his bicycle 3,000 miles across the United States, from coast to coast. He wants to choose the route that will give him the greatest chance of success. Here's what he finds in his research on him:

There have been 2 attempts on the northern route from Maine to Washington. Both of those riders made it 2,000 miles and quit in Montana.

There have been 19 attempts on the central route from Vir-ginia to California; 9 of those riders didn't do it and the other 10 made it all the way to the Pacific.

There have been 32 attempts on the southern route from Florida to San Diego. One of those riders made it the whole way. Another realized he was out of shape, and quit before he even started. The other 30 riders quit somewhere in Texas. They were evenly distributed between 1,300 and 1,700 miles.

 

Learn more about probabilities in: brainly.com/question/8069952

5 0
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The fraction 11/3 is a(n) <br> mixed number <br> proper fraction<br> improper fraction
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11/3 is an improper fraction because the numerator is larger than the denominator
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