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madreJ [45]
3 years ago
11

I need an answer asap please !!!!!!!

Mathematics
1 answer:
Elina [12.6K]3 years ago
7 0

Answer:

I think the answer is 30 kilometers. I could be wrong

Step-by-step explanation:

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When spinning a penny, Claire believes the proportion of times the penny lands on heads is higher than 0.5. She spins a penny 50
ss7ja [257]

It depends on what the level of significance (alpha) is.

Since alpha is not stated, I'll assume that alpha = 0.05 by default.

Because the p-value is smaller than alpha, we reject the null hypothesis.

Therefore, we conclude that the alternative hypothesis is correct and the proportion of heads is greater than 0.5

8 0
2 years ago
Using mental math find 4.623 x 1000. Please explain how you got your answer​
Makovka662 [10]

Answer:

4 623

Step-by-step explanation:

4.623 x 1000

When multiplying by a  positive power of 10, move the decimal by the number of zeros

Since we have 3 zeros, move the decimal 3 places to the right

4 623

3 0
4 years ago
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For a health assignment, Janet and Kate record how many students wear glasses in each of their classes. In Janet's class, 15 out
prohojiy [21]

Answer:

There are equal ratios

Step-by-step explanation:

100/25=4 and 15x4 is 60

100/20=5 and 12x5 is also 60

5 0
3 years ago
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micheal participate in several motocross races he has more medals than gold medals the number of bronze medals he has won is hal
denis23 [38]

Answer attached as picture with explanation. Please check.

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6 0
2 years ago
A community center rents their hall for special events. They charge a fixed fee of $200 plus an hourly fee of $22.50. Lin has $3
QveST [7]

Answer:

6 no 3 yes

Step-by-step explanation:

for 6 hours no because she already used 200 and now she only has 100 to spend

for 3 hours yes because that fee would be UNDER her budget

8 0
3 years ago
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