dylanclark4907 dylanclark4907

10-04-2024
Mathematics

contestada

A sample of n observations has a mean and variance s². Each observation is multiplied by a constant c. What is the mean and variance of the new set?
a) Mean: n¯c, Variance: s²c
b) Mean: n¯, Variance: s²
c) Mean: c, Variance: s²
d) Mean: nc¯, Variance: s²

Respuesta :

Otras preguntas

I need the definition of metallic bonds I can not find the exact definition. Please help 20 points and Briainest What is a metallic bond? an attractive force b

The Prohibition Era ended with A. the passage of the Lindbergh Law. B. the implementation of New Deal programs. C. the ratification of the Twenty-first Amendmen

Transitions between sentences and paragraphs help: a)Make your writing more interesting. b)Connect ideas together. c)Create a smoother flow to the writing. d)A

solve for x2x²-3x-209=0

A polygon has the following coordinates: A(3,-3), B(-3,-2), C(-5,1), D(-5,4), E(-4,6), F(-2,6), G(3,2). Find the length of CD.

Which best identifies a sentence fragment?

A nursery owner buys 8 panes of glass to fix some damage to her greenhouse. The 8 panes cost $18.80 . Unfortunately, she breaks 3 more panes while repairing

A video rental company offers a plan that includes a membership fee of $7 and charges $4 for every DVD borrowed. They also offer a second plan, that costs $15 p

Multiply: 2x(x2 + 2x - 6)

What is the comparative form of the adjective below? helpful helfuler more helpful most helpful