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agasfer [191]
3 years ago
14

Prices of a certain item have a distribution that is skewed to the left with outliers in the left tail. Which of the measures of

central tendency is the best to summarize this data set?a. Mode b. Median c. Mean
Mathematics
1 answer:
erastova [34]3 years ago
5 0

Answer: b. Median

Step-by-step explanation:

The most common measures of central tendency are :

a. Mode - It is used in nominal data.

b. Median - It is used as central tendency when data is skewed or having outliers in the data.

c. Mean - It is the best measure of central tendency when data does not have outliers because it affect mean badly.

Given, Prices of item have a skewed distribution with outliers in the left tail.

That means , the  best measure of central tendency to summarize this data set is median.

So, the correct option is b.

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Jimmy and his family are on their way to visit some family friends who live 780 miles away from them. Based on the route they ch
Iteru [2.4K]

Answer:

If they drive an average of 60 miles per hour the last day it will take them 2.5 hours.

4 hours at 60 miles per hour = 4*60 = 240 miles

6 hours at 65 miles per hour = 6*65 = 390 miles

This is a total of 630 miles.  There are 780-630=150 miles left; if they average 60 miles per hour, that would be 150/60 = 2.5 hours.

Step-by-step explanation:

7 0
2 years ago
Is the answer <br><br> A<br><br> B<br><br> C<br><br> D
ivann1987 [24]
I also think the answer is D, who else agrees with me? Btw, thank you for posting this question. I enjoy answering fun things sometimes.
5 0
3 years ago
What completes this expression to make it a perfect square trinomial? x2 + 4x + ___ A 2 B 4 C 8 D 16
brilliants [131]

Answer:

Option B. 4

Step-by-step explanation:

The given expression is x² + 4x + -----

We have to find a number which can be added in the expression to make it a perfect square trinomial.

x² + 2(2x) + 2²

= (x + 2)²

Therefore, if we add 4 in the given expression it becomes a perfect trinomial.

Option B is the correct option.

3 0
3 years ago
Find the value of y when x=3<br> y=2x3<br> y=0
MaRussiya [10]
Answer: 54

Why? You need to put 3 in for x so you get
2(3)^3
3 to the third power is 3*3*3 which equals 27
2(27)
Now you must do 2 times 27 and you get 54

Hope this helps
8 0
3 years ago
Help please<br>solve for y​
viva [34]

Answer:

y = 15

Step-by-step explanation:

(6 (15) - 10) =

(90 - 10) =

80

(6 (15) + 10) =

(90 + 10) =

100 + 80 = 180

Therefore y is equal to 15

Hope It Helps...

7 0
3 years ago
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