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podryga [215]
2 years ago
10

A jar contained 18 red marbles, 14 green marbles, and 20 blue marbles. A marble was selected at random, the color was recorded,

and the marble was placed back in the jar. The table shows the results after 60 trials.
What was the relative frequency of selecting a blue marble?

Enter your answer rounded to the nearest percent in the box.

Outcome Number of times outcome occurred
Red 22
Green 18
Blue 20
Mathematics
2 answers:
marishachu [46]2 years ago
5 0

Answer: This is very late but but for helping other people in the future, the answer is 33. I took the test and it's correct. Here is a screenshot:

Step-by-step explanation:

Gwar [14]2 years ago
5 0

Answer:

red 22

Step-by-step explanation:

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Critique each of the following proposed research plans. Your critique should explain any problems with the proposed research and
Korvikt [17]

Answer:

Explained

Step-by-step explanation:

Given that:

- A researcher is interested in determining whether a large aerospace firm is guilty of gender bias in setting wages.

According to the given info the difference in means test is too limited because it does not include the type of engineer, education level or experience. The gender with lower wages of might be reflected in the type of engineer or education level.

The research could be improved using additional data on the factors namely gender, education, education and the type of engineer.

Then, further it is recommended to construct a multiple regression where the dependent variable is a wage and the four factors are independent variables. The importance of the omited variable by the means of that the "difference in means" test in unsuitable for determining the gender bias in setting wages.

3 0
3 years ago
Please help with calculations!
ASHA 777 [7]

Resumen de primeros 4 años en Medicina (bioquimica, geneticas, salud publica, ética, etc)

Save Med Esencial Ciencias Básicas - Inglés- For Later

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6 0
3 years ago
If C = 1+ p2 + 3p and B = 2p + 6p, find an expression that equals 2C – – B in
drek231 [11]

Answer:

2p² + 14p + 2

Step-by-step explanation:

Given that;

C= 1+p²+3p

B=2p+6p

The expression that equals to : 2C - -B will be;

2{1+p²+3p} - {-2p-6p}

2+2p²+6p + 2p + 6p

2p² + 6p +2p +6p +2

2p² + 14p + 2

4 0
2 years ago
Can someone help me with this problem and show your work
zloy xaker [14]
55 degrees

The supplementary angle is 55 because 180-125=55

Then subtract the interior angles 180-75-55=55
3 0
2 years ago
HELP!!<br> what is the value of w?<br> A.40<br> B.52.5<br> C.75<br> D.100
Inga [223]
The angles w and 80 are inscribed angles in the top left and bottom right corners respectively. They are opposite angles in this inscribed quadrilateral. Because they are opposite angles in the inscribed quadrilateral, they add to 180 degrees.

w+80 = 180
w+80-80 = 180-80
w = 100

Answer: Choice D
6 0
2 years ago
Read 2 more answers
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