what is the formula for calculating the minimum sample size that is necessary to reach the desired margin of error?

What will be an ideal response?


Mathematics

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Simplify. Write your answers in the form of a+bi, where a and b are real numbers.(7 - 8i)(6 - 8i)

A. 106 + 8i B. -22 - 104i C. 64i2 - 104i + 42 D. -22 + 104i

Mathematics

Determine whether the lines through each pair of points are perpendicular.(-9, -2) and (-15, 18); (-1, 1) and (2, 11)

A. perpendicular B. not perpendicular

Mathematics

Write the prime factorization of the number.48

A. 23? 32 B. 23? 3 C. 24? 3 D. 24? 32

Mathematics

Find the standard form of the equation of the parabola with the given characteristic(s) and vertex at the origin. ? Focus: (0,-2) ?

A.
B.
C.
D.
E.

Mathematics