A programmer plans to develop a new software system. In planning for the operating system that he will use, he needs to estimate the percentage of computers that use a new operating systen. How many computers must be surveyed in order to be 95% confident that his estimate is in error by no more than one percentage point? Complete parts (a) through (c) below. a) Assume that nothing is known about the percentage of computers with new operating systems. (Round up to the nearest integer)

Q: 54 22

A: Given figure,

Q: 7115 /8X=61137710

A: Given: 711558x=51137710 To Find: To solve for x.

Q: 00 e-2y dy 0.

A:

Q: 55 110

A: Given that: 5=55110

Q: 25/6=

A:

Q: 367 58

A: Given: ×3675821286

Q: 27272+6626

A: Given,           27272+6626

Q: 2309 4

A: It is just a division of numbers.

Q: 9.25x25

A: SOLUTION-

Q: QUESTION 3 Multiply 708 and 51. 36108

A:

Q: 30 45

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

Q: 5+277575

A: Topic:- simplification

Q: 8. 5 912

A:

Q: 32/2,625

A:

Q: 198-33

A: Given: 198-33

Q: How many hundreds does it take to make 1500

A: Number of hundreds required  =1500100

Q: 70.925

A:

Q: 346 ÷46

A: given 346 ÷46

Q: 707 55. 12

A: Consider the given expression as 70712

Q: 1. For what values of a does the function f have a local (relative) maximum on (0,8)? Answer…

A: 1. For x= 3, the function  f(x) has a local maximum in the interval (0,8) 2. For x=2  , the function…

Q: 89-102

A: Let a, b are two integers.  If a is larger than b, then the expression, a-b results a non-negative…

Q: 2430.20 2430.20 -

A: The given number 243 can be written as 35 and the number 0.20 can be written as 1/5:

Q: ニ Q774 8/8

A:

Q: 90.8 +178

A: Addition of the given numbers  90.8 +178 = 268.

Q: 36 85

A: Given, A right triangle with one leg 36  and hypotenuse is 85  We have to find the length of other…

Q: 144 ÷ 9

A: Let's find.

Q: 2549

A:

Q: 869-789

A: SOLUTION-

Q: 318-4*

A: Given:∫4xdx8-4x3

Q: 100+50097=

A: Given:   100+50097

Q: 2322

A: Explanation and solutions is given below....

Q: 4 ÷ 647

A: See the details solution in below

Q: 1/3+4/5=

A:

Q: 93 40,291

A: Long division is a method of breaking the division problem into a sequence of easier steps. In the…

Q: 16: St So STAG 54-9x² dx

A:

Q: 240 a 250

A: To find the value of a from the given figure.

Q: 2)148

A: We can solve this as follows:

Q: 84 86 100

A: From the fact that, opposite angles are supplementary for an inscribed quadrilateral,  it can be…