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liubo4ka [24]
3 years ago
6

1 Find the value of the expression 4a + 7 when a = 2

Mathematics
2 answers:
CaHeK987 [17]3 years ago
4 0

Answer:

15

Step-by-step explanation:

Gnom [1K]3 years ago
3 0
The answer is obviously 15.
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Leon wants to estimate the proportion of the seniors at his high school who like to watch football. He interviews a simple rando
cupoosta [38]

Answer:

Yes, the random conditions are met

Step-by-step explanation:

From the question, np^ = 32 and n(1 − p^) = 18.

Thus, we can say that:Yes, the random condition for finding confidence intervals is met because the values of np^ and n(1 − p^) are greater than 10.

Also, Yes, the random condition for finding confidence intervals is met because the sample size is greater than 30.

Confidence interval approach is valid if;

1) sample is a simple random sample

2) sample size is sufficiently large, which means that it includes at least 10 successes and 10 failures. In general a sample size of 30 is considered sufficient.

These two conditions are met by the sample described in the question.

So, Yes, the random conditions are met.

5 0
2 years ago
Please help me answer 5 and 6.
Kryger [21]
For number 5 you are just multiplying by 4.5
5 0
3 years ago
Is this wrong?? If so whats the answer?
mart [117]

Answer:2/12

2/12 because there is 12 answers and only 2 of them have an apple and milk. (not 100% sure but this is what I think) Please give brainliest!

4 0
1 year ago
Read 2 more answers
It says i got it wrong. What is 360 divide by 10 times 2?
Rufina [12.5K]
The answer is 72 hope that helped love :)<3
8 0
3 years ago
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Can you help me with part b of problem 25
neonofarm [45]
C is the correct answer for the problem hope it helps :)
6 0
3 years ago
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