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11Alexandr11
1 month ago
9

Jules goes on a hike that will last 5 hours total. She brings 12 cups of water. After an hour, she has already drunk 3 cups of w

ater. At that rate, how many cups would Jules need for all 5 hours?
Mathematics
1 answer:
tester [12.3K]1 month ago
7 0
15Step-by-step explanation: If she consumes 3 cups every hour and the hike lasts for 5 hours (3 x 5 = 15), she will need a total of 15 cups of water, not just 12.
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Suppose that for a recent admissions class, an Ivy League college received 2,851 applications for early admission. Of this group
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3 0
2 months ago
A recent survey concluded that the proportion of american teenagers who have a cell phone is 0.27. the true population proportio
Svet_ta [12734]

Answer:

The average for the sampling distribution of the sample proportion is 0.29

The standard deviation for this sampling distribution is 0.01435

Step-by-step explanation:

The mean of the sampling distribution for the sample proportion equals the actual population proportion, which is p = 0.29 in this scenario.

The standard deviation for the sampling distribution of the sample proportion is computed as follows;

\sqrt{\frac{p(1-p)}{n} }

Utilizing the provided values;

p = 0.29

1 - p = 0.71

n = 1000

The standard deviation computes to;

\sqrt{\frac{(0.29)(1-0.29)}{1000} } \\

Thus, the standard deviation is 0.01435.

4 0
3 months ago
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