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adoni [48]
3 years ago
11

Plsss help me with this question!!

Mathematics
1 answer:
worty [1.4K]3 years ago
3 0

Answer:

Step-by-step explanation

So mean is average

So total 26 hours studied

and there are 20 students

so 26/20

= 1.3

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Dan has a board that is 8 3/4 feet long. He cuts off 4 5/6 feet and says he has 4 1/12 feet left.
Nady [450]
Dan isn’t correct it’s either c or d
7 0
3 years ago
What is 30 divided by 75 and show the work plz?
Anna007 [38]

Answer:

All Work is on the Paper.

Step-by-step explanation:

Glad to Help!

7 0
4 years ago
Which statements are true about the interquartile range? Select all that apply.
PilotLPTM [1.2K]

Answer:

The true statements are:

B. Interquartile ranges are not significantly impacted by outliers

C. Lower and upper quartiles are needed to find the interquartile range

E. The data values should be listed in order before trying to find the interquartile range

Step-by-step explanation:

The interquartile range is the difference between the first and third quartiles

Steps to find the interquartile range:

  • Put the numbers in order
  • Find the median Place parentheses around the numbers before and after the median
  • Find Q1 and Q3 which are the medians of the data before and after the median of all data
  • Subtract Q1 from Q3 to find the interquartile range

The interquartile range is not sensitive to outliers

Now let us find the true statements

A. Subtract the lowest and highest values to find the interquartile range ⇒ NOT true (<em>because the interquartial range is the difference between the lower and upper quartiles</em>)

B. Interquartile ranges are not significantly impacted by outliers ⇒ True <em>(because it does not depends on the smallest and largest data)</em>

<em />

C. Lower and upper quartiles are needed to find the interquartile range ⇒ True <em>(because IQR = Q3 - Q2)</em>

<em />

D. A small interquartile range means the data is spread far away from the median ⇒ NOT true (<em>because a small interquartile means data is not spread far away from the median</em>)

E. The data values should be listed in order before trying to find the interquartile range  ⇒ True <em>(because we can find the interquartial range by finding the values of the upper and lower quartiles)</em>

4 0
3 years ago
Read 2 more answers
Of the new cars at the dealership, 12% are red. if they have 50 new cars in their lot, how many cars are red
forsale [732]

It would be 12% of 50

50 * 12/100 = 600/100 = 6

so, 6 cars are red

4 0
3 years ago
50, 45, 49, 50, 43, 49, 50, 49, 45, 49, 47, 47, 44, 51, 51, 44, 47, 46, 50, 44, 51, 49, 43, 43, 49, 45, 46, 45, 51, 46.what is t
erma4kov [3.2K]
The range is 7 because the highest number is 50 and the lowest is 43. 
7 0
3 years ago
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