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Masja [62]
2 years ago
12

QUICK will give brainliest to correct answer please and thank you.​

Mathematics
1 answer:
kati45 [8]2 years ago
6 0

Answer:

b

Step-by-step explanation:

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I hate my life I hate my life I hate my life

4 0
1 year ago
The degree of the polynomial below .
Stella [2.4K]

Answer:

C: 9

Step-by-step explanation:

The highest power in the polynomial is 9.

3 0
2 years ago
A line contains the two points plotted in the coordinate plane below.
Andrew [12]

Answer:

The slope would be 3.

Step-by-step explanation:

The formula for finding slope is \frac{y1-y2}{x1-x2}
We can plug these numbers into the equation by doing \frac{1--5}{2-0}
1--5 is equal to 1+5, which is 6.
2-0 is equal to 2.
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6 0
2 years ago
Suppose that a company prints baseball cards. They claim that 30% of the cards feature rookies, 60% feature veterans, and 10% fe
liraira [26]

Answer:

H0: The distribution of players featured on the cards is 0.30 rookies, 0.60 veterans, and 0.10 All-Stars.

Ha: At least one of the proportions in the null hypothesis is false.

Step-by-step explanation:

On this case we need to apply a Chi squared goodness of fit test, and the correct system of hypothesis would be:

H0: The distribution of players featured on the cards is 0.30 rookies, 0.60 veterans, and 0.10 All-Stars.

Ha: At least one of the proportions in the null hypothesis is false.

And in order to test it we need to have observed and expected values. On this case we  can calculate the Expected values like this

E_{rookies}=50*0.3=15

E_{veterans}=50*0.6=30

E_{All stars}=50*0.1=5

The observed values are not provided. The statistic on this case is given by:

\chi^2 =\sum_{i=1}^n \frac{(O_i) -E_i}{E_i}

And this statistic follows a chi square distribution with k-1 degrees of freedom on this case k=3, since we have 3 groups.

We can calculate the p valu like this:

P(\chi^2 > \chi^2_{calculated})=p_v

And if the p value it's higher than the significance level we FAIL to reject the null hypothesis. In other case we reject the null hypothesis.

5 0
2 years ago
If each person drinks 8 ounces of cranberry juice how much cranberry juice is needed there is 15 people
solong [7]
Answer: 120 ounces

explanation:
there are 15 people and each one drinks 8 ounces of cranberry juice. So you have to multiply 8 times 15 and you get 120 ounces.
7 0
3 years ago
Read 2 more answers
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