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wlad13 [49]
3 years ago
8

I need help with this question

Mathematics
2 answers:
fiasKO [112]3 years ago
8 0
18 so sorry I’m late and hope you got this right
inn [45]3 years ago
4 0

Answer:

the answer is 18

Step-by-step explanation:

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Refer to the given table on air travel. Suppose a flight that arrived at El Centro is selected at random. What is the probabilit
Triss [41]
In probability, you study the chances of an event to happen based on statistics gathered. Probability is always expressed as a part of a whole, thereby in fractions or percentages. From the statistics gathered, it said that 80% of the time, the plane arrives right on schedule in El Centro. That means that the probability of NOT arriving on time is the other portion, which is 20%. Thus, the answer is 20%.
5 0
3 years ago
1. i’ll give you brainliest if u get this right
Allisa [31]

Answer:

Step-by-step explanation:

34 and m=7

6 0
3 years ago
"Large Sample Proportion Problem. Surveys were conducted in multiple countries and respondents were asked if they felt political
melomori [17]

Answer: 0.0158

Step-by-step explanation:

Given : The data for the United States is that out of 1,000 sampled, 470 indicated yes, they felt political news was reported fairly.

According to the given information we have,

Sample size : n= 1000

Sample proportion: \hat{p}=\dfrac{470}{1000}=0.47

The standard error for proportion is given by :-

S.E.=\sqrt{\dfrac{\hat{p}(1-\hat{p})}{n}}

S.E.=\sqrt{\dfrac{0.47(1-0.47)}{1000}}

S.E.=\sqrt{0.0002491}

S.E.=0.0157829021412\approx0.0158

[Rounded to the nearest four decimal places.]

Hence, the standard error for the confidence interval = 0.0158

6 0
3 years ago
Please help me with number 1
andreev551 [17]

If I’m correct, then the answer is D. Someone please correct me if I’m wrong.

7 0
3 years ago
Derek is training for a half-marathon. His training plan sets his goal for this week at 18 miles with three short runs and one l
Zielflug [23.3K]

Answer:

8.65 miles

Step-by-step explanation:

The total of his short runs are 9.35 so you need to find out how many miles he has left till he reaches 18 miles.

The equation you can use is 9.35 + x = 18 x will equal the number of miles for the long run.

9.35 + x = 18

to isolate x you will subtract 9.35 from both sides.

you will get:

x = 8.65

8.65 miles

5 0
4 years ago
Read 2 more answers
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