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Soloha48 [4]
2 years ago
6

Use the IQR to determine if any of the data in the data set are outliers.

Mathematics
1 answer:
elena-s [515]2 years ago
5 0

Answer:

.

Step-by-step explanation:

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Two cities are 252 miles apart. How far are the two cities from one another on a map with a scale of 1/4 inches: 18 miles?
tekilochka [14]

Answer:

3.5 inches

Step-by-step explanation:

create a proportion:

inches / miles = inches / miles

let 'x' = distance in inches

<u>1/4</u> = <u> x </u>

18    252

18x = 252(1/4)

18x = 63

x = 63 / 18

x = 3.5

5 0
2 years ago
Casey ran out of time while taking a multiple-choice test and plans to guess on the last 101010 questions. Each question has 555
Soloha48 [4]

Answer:

There is a 40.96% probability that he answers exactly 1 question correctly in the last 4 questions.

Step-by-step explanation:

For each question, there are only two possible outcomes. Either it is correct, or it is not. This means that we use the binomial probability distribution to solve this problem.

Binomial probability distribution

The binomial probability is the probability of exactly x successes on n repeated trials, and X can only have two outcomes.

In which  is the number of different combinatios of x objects from a set of n elements, given by the following formula.

And p is the probability of X happening.

In this problem we have that:

There are four questions, so n = 4.

Each question has 5 options, one of which is correct. So  

What is the probability that he answers exactly 1 question correctly in the last 4 questions?

This is  

There is a 40.96% probability that he answers exactly 1 question correctly in the last 4 questions.

7 0
2 years ago
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Dylan walked 1/2 miles in 20 minutes. How far will he go (in miles) in 120 minutes? ​
viva [34]

Answer:

He will have gone 3 miles after 120 minutes

Step-by-step explanation: 120/20=6        1/2 times 6 is 3.

4 0
3 years ago
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A pipe is leaking at 1.5 cups per day. About how many gallons per week is the pipe leaking? (Hint: 1 gallon = 16 cups)
Vesnalui [34]

Answer:

.65625 gallons a week

Step-by-step explanation:

1.5 x 7=10.5

10.5/16= .65625

4 0
2 years ago
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If there is a 30% chance of sun tomorrow and a 40% chance of wind and no sun, what is the probability that it is windy, given th
slega [8]
A, 57%, because 0.40 divided by all possible outcomes, which is 0.70 because we know it will not be sunny tomorrow, is 0.57.
8 0
3 years ago
Read 2 more answers
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