been reported that 73% of federal government employees use e-mail. If a sample of 225 al government employees is selected, find the mean, variance, and standard deviation of the per who use e-mail. Round your answers to three decimal places. ece: USA TODAY. et 1 out of 2 nd the mean. Mean: u As %3D

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A:

Q: Need help with the rest of quetions. 4-6

A: The information provided in the question are as follows : From the  solved parts  (a) and (b) we…

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Q: 26 ÷ 22

A: Solve by squarring both side

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A: We know that  i4 =1 and i2 =-1 So that  (i4)9 = 19 i.e. i36 = 1 So that  i39 = i36 . i2 . i =…

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A: To find the length of the hypotenuse and adjacent sides of a triangle.

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Q: 20 14 16

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Q: Son tres preguntas

A: To determine the value of function using graph.

Q: 33 10

A:

Q: 6— 4 X 1 5 = 20

A: Topic = Algebra

Q: puls

A: 10+10 is 20

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A: Here it is given that,  Number of brushes = 60 (at least) Number of brushes in 1 pack =8 minimum…

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A:

Q: Given the graph of the following equation, what is the solution? √x+27= x-3 18 6

A:

Q: ex- 12

A: Given: y=ex-12 we know that am-n=aman

Q: 3. Identify all the cycles at each node of the directed graph above.

A: Cycle is defined as a path that start and end at the same vertex.

Q: 16,17,18

A:

Q: 6.2 please

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A: The converse of the Pythagorean Theorem is: If the square of the length of the longest side of a…

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A: using two formula ln(y²) =2lny (x-y)²=x²-2xy+y²

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A: It is given that the expression 2x-3⩾1. We know that x=x             if  x⩾0 -x         if  x<0 .…

Q: How do these relate to the

A: The Zeroes of Quadratic Function are  x=-2 and x=6

Q: 6 - 8 =

A: 6-8= -2

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A: This is improper integral of first kind, limit is ♾️

Q: Sub parts 9 and 10

A:

Q: 11 35

A:

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A: Given: A right triangle with C as 90o. AB = 25 BC =7 AC = 24     To determine: angle α

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A:

Q: 20 . 35 60.

A: Given equation: 20=3560 Consider the missing term be 'x' 20x=3560 The objective is to find the value…

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A: according to our guidelines we can answer only three subparts, or first question and rest can be…

Q: Letters b, c, d and e.

A:

Q: 1, -2, 4, -8,.. Find a,, %3D

A: We have to find term

Power Operation

Power operation is topic of algebra in Math. It is use to represent repeated multiplication. Very big number and very small number can be easily express using power operation. Power operation is useful in many fields. In space engineering, it helps in representing the distance or size of particular heavenly body. In medical field, it is used to represent very small size. In medical field it helps to mention size of bacteria or virus. 

Exponents

The exponent or power or index of a variable/number is the number of times that variable/number is multiplied by itself.