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3 years ago

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Population of fruit flies has a mean life span of 46 days with a standard deviation of 6.2 days. If a sample of 30 fruit flies i

s taken from this population, what is the probability it will have a sample mean life span of greater than 48 days?

1 answer:

icang [17]3 years ago

7 0

Idk sorry I would answer if I did but I need points to ask a question

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How can you rewrite (z ≤ −1. 75) in order to find the answer?.

likoan [24]

Answer:

The answer is the picture I inserted the way to rewrite it is set-builder notation. Hope this helps :)

Step-by-step explanation:

1- write in set-builder notation

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2 years ago

How many days are in 56 years and show work take a pic or on type

gavmur [86]

56*365=20440
56/4=14 (this is how many leap years are within 56 years)
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3 years ago

Read 2 more answers

Hurryyyyyy!!! <br>which expression is equivalent to 7(1+3)? <br>a.1+21<br>b.7+21<br>c 7+3<br>d.7+4

n200080 [17]

Answer:

b. 7+21

Step-by-step explanation:

If you do 1+3=4 and then 4 times 7 that equals 28. When you do 7+21 that equals 28 too. So b is the answer

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3 years ago

The distance from one edge of a circle to the center is 3ft.What is the circumference.Round to the nearest whole number.

Mila [183]

Well the radius is 3 so the diameter is 6 times that times pi and theres ur answer

3 0

3 years ago

Y = 7/8u + 9, solve for u

vivado [14]

Answer:

$u=\frac{8y-72}{7}$

Step-by-step explanation:

Flip the equation.

$\frac{7}{8}u+9=y$

Add -9 to both sides

$\frac{7}{8}u+9(-9)=y(-9)$

$\frac{7}{8}u=y-9$

Divide both sides by 7/8

$u=\frac{8y-72}{7}$

hope this helps

3 0

3 years ago