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olga_2 [115]
4 years ago
6

HELPPPP FIRST GET BRAINLLEST Measure the difference between the lower quartile of Data Set A and the lower quartile of Data Set

B. Round to the nearest tenth when performing all operations.

Mathematics
2 answers:
m_a_m_a [10]4 years ago
6 0

Answer:

26

Step-by-step explanation:

Let's find first the lower quartile in both A and B

steps:

  1. look for the smallest sum of two consecutive numbers
  2. divide by 2 to get the lower quartile

  • A

73 and 75 are the smallest consecutive numbers

  • 73+75 = 148
  • 148/2 =74

The lower quartile in A is 74

  • B

47 and 49 are the smallest consecutive numbers

  • 47+49 = 96
  • 96/2 = 48

The lower quartile in B is 48

  • 74-48 = 26
sashaice [31]4 years ago
6 0

Answer:

29

Step-by-step explanation:

To find the lower quartile of each you need to find the median to split them into 2 groups (upper and lower quartile).

Lower quartile of Set A: 73, 75, 79, 81, 84, 85

Lower quartile of Set B: 47, 49, 51, 51, 55, 56

Now you find the median of the 2

Set A: 80

Set B: 51

Lastly you subtract A & B and get 29

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A video company randomly selected 100 of its subscribers and asked them how many hours of shows they watch per week. Of those su
Alik [6]

Answer:

1,135 people

For every 100 people only 45 people watch more than 10 hours per week. So, the ratio is (45/100), since the company has 2500 we want to know what (x/2500) is. The total ratio becomes (1,135/2,500).

The number is found by dividing 2500 by 100 to receive the common factor of 25. You multiply 45 by 25 to receive your total answer.

Step-by-step explanation:

For every 100 people only 45 people watch more than 10 hours per week. So, the ratio is (45/100), since the company has 2500 we want to know what (x/2500) is. The total ratio becomes (1,135/2,500).

The number is found by dividing 2500 by 100 to receive the common factor of 25. You multiply 45 by 25 to receive your total answer.

8 0
3 years ago
Frank is going to buy some ties
Fudgin [204]

Answer:

  6 shirts

Step-by-step explanation:

The cost of a shirt and 2 ties is ...

  $18.50 +2(7.50) = $33.50

For $205, Frank can buy $205/$33.50 = 6.12 sets of shirt and ties.

Frank can buy 6 shirts (and 12 ties) for an amount less than $205.

_____

<em>Additional comment</em>

Frank's cost will be $201 for that purchase.

3 0
2 years ago
Explain how rates and ratios are related. Be sure to include examples to support you response.
borishaifa [10]

Answer:

Both rates and ratios are a comparison of two numbers. A rate is simply a specific type of ratio. The difference is that a rate is a comparison of two numbers with different units, whereas a ratio compares two numbers with the same unit. For example, in a room full of students, there are 10 boys and 5 girls. This means the ratio of boys to girls is 10:5.

5 0
3 years ago
Please help!
photoshop1234 [79]
PART A
rectangle : circle
              5:13
PART B
5x3 : 13x3
  15 : 39
Hope this helped! :)
5 0
3 years ago
Find the total cost for a $579 smartphone with 5% sales tax
tensa zangetsu [6.8K]
To find your answer first you must convert 5% into a decimal which will be 0.05. Then you will have to multiply 0.05 by 579 which will give you 28.95. The final step is to add $28. 95 which is the sales tax to $579 which will give you $550.05.
Final cost: $550.05
3 0
3 years ago
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