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9966 [12]
3 years ago
13

Don't know need help [pls

Mathematics
1 answer:
NeX [460]3 years ago
8 0

Answer:

56

......................................................

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A savings account accrues interest at a rate of 3.0% yearly. If someone opens an account with $2,500, how much money would the a
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The Orchard Cafe has found that about 3% of the diners who make reservations don't show up. If 83 reservations have been made, h
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Answer:

\mu = 80.51\\\sigma = 1.56

Step-by-step explanation:

We are given the following information in the question:

Percentage of of the diners who make reservations don't show up = 3%

Number of reservations = 83

Thus, we are given a binomial distribution with n = 83 and p = 0.97

X\sim \text{ Binom}(p = 0.97, n = 83)

\mu = np = (83)(0.97) = 80.51

Around 81 people  can be expected to show up.

\sigma = \sqrt{np(1-p)} = \sqrt{(83)(0.97)(1-0.97)} = 1.5541 \approx 1.56

The standard deviation of this distribution is 1.56

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3 years ago
Yesterday the student councils bank account balance was -$54.31. Today the balance is $65.10. What is the change in dollars in t
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The Pythagorean Theorem is modeled below. Square 1 has a perimeter of 12 units and Square 2 has a perimeter of 16 units. What la
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44

Step-by-step explanation:

5 0
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As you were organizing your closet you counted 20 shirts and 12 pairs of pants what was the pants to shirt ratio?
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Answer: 5 : 3

Step-by-step explanation:

The ratio of shirts to pants can be shown by putting the number if shirts and pants in the following manner:

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Then you have to take this to the lowest term. 4 is a factor of both numbers so when divided by 4 we get:

= 5 : 3

This is the ratio.

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3 years ago
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