Which are the best statistics to use to compare the teams' scores?


A.
Mean and standard deviation

B.
Median and IQR

C.
Median and standard deviation

D.
Mean and IQR

Answer:

8(9).894 is the correct answer

Answer:

C, the graph is increasing when x is between -1 and 2.

Step-by-step explanation:

When it is increasing, it is getting higher up the y axis. The other two lines are going lower down the x axis so they are decreasing. This means that it has to be C.

hope this helps :)

There are 20 marbles, and 12 of them are yellow; therefore, the number of yellow marbles does not equal the number of marbles, nor does the number of yellow marbles equal the number of yellow marbles because they are yellow.

I There can only be 31 marbles in the bag, since 30 marbles is the most number that each person can have equitably, plus one extra marble. As a result, the first response is A. Since 60 is divisible by 2, 3, and 5, plus 1 (leaving 1 remaining), 61 might also be a conceivable number of marbles in the bag.

The likelihood of selecting a ball from a bag is calculated by dividing the total number of balls by the quantity of that color. As a result, the likelihood of a red ball in the first case is 3/9, or 1/3. The likelihood of selecting a second ball if that ball is now eliminated is 2/8 or 1/4.

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Answer:

X = 9

Step-By-Step Explanation:

Log3 x=2

Log(a) b=c

A(c) = b

So we can Take The original Question:

Log3 x=2

And rewrite it to:

3(2) = X = 9

x=2/3................................

Answer:

c

Step-by-step explanation:

The ratio of the scaled area to the actual area of the patio is 0.1389 square feet : 320 square feet or 1 : 2306.56

A scale factor is defined as the ratio between the scale of a given original object and a new object,

We have,

The actual dimensions of the patio are 20 feet by 16 feet.

The scale factor is 1 inch to 4 feet,

This means that 1 inch on the scale drawing represents 4 feet in reality.

So the dimensions of the scale drawing are:

20 feet x (1/4) = 5 inches (length on scale drawing)

16 feet x (1/4) = 4 inches (width on scale drawing)

The area of the actual patio is:

= 20 feet x  16 feet

= 320 square feet

The area of the scale drawing is:

= 5 inches x 4 inches

= 20 square inches

The ratio of the area of the scaled drawing to the actual area of the patio is: 20 square inches : 320 square feet

To simplify this ratio, we need to convert both values to the same units.

Converting the area of the scale drawing to square feet:

= 20 square inches x  (1/144) square feet/square inch

= 0.1389 square feet

So the ratio of the area of the scaled drawing to the actual area of the patio is:

0.1389 square feet : 320 square feet

Or, in simplified form:

1 : 2306.56

Thus,

The ratio of the scaled area to the actual area of the patio is 0.1389 square feet : 320 square feet or 1 : 2306.56

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amswer:9

Step-by-step explanation:

20.00 - 8.00 = 12.00

1.25 × 9 = 11.25

leftover change is 0.75

The maximum number of rides you can go on are 9.

"An equation can be defined as a mathematical statement consisting of an equal symbol between two algebraic expressions that have the same value. The most basic and common algebraic equations in math consist of one or more variables. For instance, 3x + 5 = 14 is an equation, in which 3x + 5 and 14 are two expressions separated by an ‘equal’ sign.  In an algebraic equation, the left-hand side is equal to the right-hand side."

Given,

The admission fee to the country fair is \(\$8.00\)

And the cost of each ride is = \(\$1.25\)

The total number of money that he has = \(\$20.00\)

So the number of rides in $20.00 will be

\(\$(20.00 - 8)/1.25\\ = 12/1.25 = 9.6\)

Hence, the number of rides that he can go in $20.00 will be 9.

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Answer:

x= -3

Step-by-step explanation:

you stupid

Answer:

x= -3

Step-by-step explanation:

its a bit easy..........................

Answer:

We conclude that the price per pound of the grapes = $1.45

Hence, option A is true.

Step-by-step explanation:

Given the table

Pounds of Grapes         Total Cost

1.2                                    $1.74

2.6                                   $3.77

4.4                                    $6.38

Total pounds of Grapes = 1.2+2.6+4.4

                                               = 8.2 pounds

Aggregate cost = 1.74 + 3.77 + 6.38

                                  = $11.89

Thus,

Prince per pound = Aggregate cost / Total pounds of Grapes

                              = 11.89  / 8.2

                              = $1.45

Therefore, we conclude that the price per pound of the grapes = $1.45

Hence, option A is true.

Answer:

I am confident the answer is H.

Answer:

x=-4 and x=-16

Step-by-step explanation:

5 and 11 are the only prime number here so I am not sure I am answering your question, sorry if this is not right or you can explain what it is asking so I can help you better.

Hope this helps :)

With the application angular momentum algebra Jy is Hermitian, Jy has imaginary matrix elements is proved.

What is Matrix?

a matrix is a collection of numbers that have been put in rows and columns to make a rectangular array. The entries of the matrix are the numbers, which are referred to as its elements. In addition to many areas of mathematics, matrices are widely used in the fields of engineering, physics, economics, and statistics.

Solution:

Recall the angular momentum algebra:

[Jx, Jy] = ihJz, [Jy, Jz] = ihJx, [Jz, Jx] = ihJy

Given a basis | ii, the matrix representations for the Jx is [Jx]ij ≡ hi | Jx | ji, and likewise for

Jy and Jz. Thus, since Jx and Jz have real matrix elements, we find:

hi | Jx | ji = hj | Jx | ii, hi | Jz | ji = hj | Jz | ii

where we use the Hermiticty of Jx and Jz. Taking the matrix elements of the third commutator

given above, we find:

hi | [Jx, Jz] | ji = −i~ hi | Jy | ji

where

hi | [Jx, Jz] | ji = Summation k(hi | Jx | ki hk | Jz | ji − hi | Jz | ki hk | Jx | ji)

                      = − hj | [Jx, Jz] | ii

       hi | Jy | ji = − hj | Jy | ii

Therefore, Jy is Hermitian, Jy has imaginary matrix elements.]

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Answer:

The circumference of the drive wheel is 10 feet * 3.14 = 31.4 feet.

The circumference of the vat is 18 feet * 3.14 = 56.52 feet.

The total length of belt needed to go around the drive wheel and the vat is 31.4 + 56.52 = 87.92 feet.

w = -2

The properties of equality allow us to manipulate an equation to solve for a certain variable.

Solving for w

To help us solve we can use the subtraction property of equality, which says that an equation stays equal if the same value is subtracted from both sides.

First, rewrite the equation.

Next, subtract 2w from both sides.

Then, subtract 21 from both sides.

Finally, divide both sides by 6.

Checking the Answer

To check our answer we can plug it back into the equation.

Then evaluate as you would any equation.

This means that -2 must be correct.

Answer:

There will net loss of $3000

Step-by-step explanation:

Service Revenue = $20000 is the income

To Net Income we have to subtract Total Revenue - Total cost

Total Revenue - $20000

Now total cost will be Cost of Office Supplies + Cost of Salaries +cost of Wages + Cost of Rent

Salaries are payable but still the expenses is accrued and so it will be included in calculation of net income.

Also Cash , Account receivable are part of balancesheet and are not consider for calculation of net income

So Total Expenses wiill be $1000 +$5000+$ $15000 +$2000 = $23000

As income is more than expenses There will net loss of ($20000-$23000) =($3000)

Answer:

5 = 1

or

5 = 25

Step-by-step explanation:

I've seen two answers to this.

1. Since we are told 1 = 5, then 5 = 1.

One answer is 1 = 5

2. Since each number on the right is 5 times the number on the left, then 25 corresponds to 5, and 5 = 25.

Answer: 5=1 (The correct answer) 5=25 (The answer that makes sense but is not correct).

Step-by-step explanation:

Explanation for answer 1: It say's that 1 = 5.

Explanation for answer 2: If we follow the pattern of adding 5 each time we go up a number then 5 would equal 25.

Answer:

The answer is withe step by step

Step-by-step explanation:

Find an answer to your question Help plz suppose the length of the fence was 1 1/3 how would you change the number lines to solve the problem?

1 answer

·

3 votes:

Answer:Look down!!Step-by-step explanation:A construction company is building a fence that is 2/3 miles long.They can build 1/6 mile of the fence every ...

Missing: 15 ‎How11 ‎33would ‎curriculum ‎Associates, ‎LLC ‎Copying ‎permitted. ‎Authorized ‎only. ‎resou

Answer:

69.53 or 70(depending on rounding)

Step-by-step explanation:

The squares area is (9*2)^2 which is 324.

The circles area is 9^2 pi or 254.47 approx.

Subtract and you get 69.53 or 70

Answer:

a) Based on the information provided, it is not possible to conclusively determine whether the new drug is effective in reducing blood pressure. While there is a slightly lower percentage of people in the treatment group who continued to have high blood pressure compared to the control group, the difference is relatively small (4 people out of 200) and may not be statistically significant. Further analysis, such as calculating confidence intervals or conducting hypothesis testing, would be necessary to determine if the difference is statistically significant and if the drug is truly effective in reducing blood pressure.

b) The percentage of the treatment group who continued to have high blood pressure after the three-month period can be calculated by dividing the number of people who still had high blood pressure (80) by the total number of people in the treatment group (200) and multiplying by 100. Thus, the percentage of the treatment group who continued to have high blood pressure is:

(80/200) x 100 = 40%

The cost of per cup milk cartons is $ 0.24

Given price of a 4 pint carton = $ 0.96
thus to calculate the price of 1 carton

we would have to use unitary method

in unitary method ,

the cost of multiple or the cost of an item is given and we are supposed to find the cost of a single or multiple items respectively.

Here since the cost of 4 pint cartons are given

we will find the cost of 1 carton by dividing :

the cost of 4 pint cartons / number of cartons

thus we will get 0.96/4 = $ 0.24

Thus the cost of 1 carton is $ 0.24

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Based on the given information, we have a square pyramid with points M and N being the midpoints of the edges of one face. and forms a parallelogram. Option D

Since the base of the pyramid is a square, the cross section will consist of a square shape. Additionally, since the slice is made through the midpoints of the edges of the face, the resulting cross section will have parallel sides.

Considering these characteristics, we can conclude that the shape of the resulting cross section is a parallelogram. A parallelogram is a quadrilateral with opposite sides parallel. In this case, the opposite sides of the square cross section will be parallel, as the slice passes through the midpoints of the edges.

Therefore, the correct answer is D. parallelogram.

It's important to note that a triangular prism is not the correct answer because a triangular prism is a three-dimensional figure with two triangular bases and three rectangular faces. The cross section resulting from the given slice will not have the characteristics of a triangular prism. Option D.

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The required distance between the points  (−1,6) and (−1,7). is 1 unit.

Given that,
using the distance formula to evaluate the distance between the points  (−1,6) and (−1,7).

Distance is defined as the object traveling at a particular speed in time from one point to another.

Here,
The distance formula is given as,
D = √[[x₂ - x₁]² + [y₂+ - y₁]²]
Substitute the values in the above equation,
D = √[[-1 + 1]² + [7 - 6]²]
D = √[0 + 1]
D = 1

Thus, the required distance between the points  (−1,6) and (−1,7). is 1 unit.

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Answer: 44

Step-by-step explanation:

Answer:

Control group.

Step-by-step explanation:

An experiment can be defined as an investigation which typically involves the process of manipulating an independent variable (the cause) in order to be able to determine or measure the dependent variable (the effect).

This ultimately implies that, an experiment can be used by scientists to show or demonstrate how a condition causes or gives rise to another i.e cause and effect, influence, behavior, etc in a sample.

In an experiment , the variable being manipulated by an experimenter is known as an independent variable while the dependent variable is the event expected to change when the independent variable is manipulated.

A control group generally makes an experiment to work because they are not exposed to the variables and a neutral treatment.

In this scenario, Jenae changed the original coffee labels with plain white ones that had the flavor printed in bold black letters, and she placed them on the coffee pots for the week-long experiment. Jenae used an aspect of experimental design known as control group when she created the labels to have the same appearance.

The problematic tendencies that can be diminished by thinking in terms of degrees of confidence rather than binary belief are overconfidence and bias.

Habits, behaviors, or mental patterns that are problematic or undesired and have the potential to produce bad results or issues are known as problematic inclinations. Thinking about degrees of confidence allows one to adopt a more complicated and probabilistic approach to decision-making by considering the information's uncertainty and complexity.

According to the text and lecture, focusing on confidence levels rather than having a strong or weak conviction might assist reduce negative reasoning tendencies like overconfidence in one's beliefs and actions, overgeneralization and oversimplification of complicated situations. Confirmation bias is the practice of selectively seeking out and interpreting data in a way that confirms one's preexisting ideas, and belief persistence is the practice of refusing to change one's beliefs in the face of new evidence.

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The cost of 20 T-Shirt will be 2560 when cost of one t-shirt is 128.

When a selling price and profit are provided, cost price equals selling price plus profit. When the selling price and loss are disclosed, cost price equals selling price plus loss.

Profit is calculated as S.P. - C.P. If the selling price is less than the cost price, the difference between the two is the loss incurred. Loss is also equal to C.P. - S.P.

We must divide the gross profit by the entire revenue for the year, multiply by 100, and then find the gross profit margin. We must divide net income (or net profit) by the entire annual revenue before multiplying the result by 100 to get the net profit margin.

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