mariambaluch21 mariambaluch21

01-05-2020
Mathematics

contestada

John flips a fair coin 40 times. How many times can he expect heads to appear?
4
10
15
20

Respuesta :

01-05-2020

The answer is 20, since it’s heads and tails you have a half and half chance, therefore you divide 40 in half and get 20

Answer Link

Otras preguntas

what best describes the orthocenter of a triangle

Enter the expression 2gΔym−−−−−√, where Δ is the uppercase Greek letter Delta.

the following graph describes function 1, and the equation below it describes function 2: function 1 graph of function f of x equals negative x squared plus 8 m

Two factors of –48 have a difference of 19. The factor with a greater absolute value is positive.

Many people believe that media coverage of celebrities is having a negative effect on children. To what extent do you agree or disagree with this opinion?

why is hyperbole useful in poetry

which of the tables represents a function? table a input output 4 3 3 2 3 1 table b input output 1 3 3 5 5 7 table c input output 0 0 1 4 1 5 table d input outp

who are the ethnic majority in china

Can someone help me translate these sentences? I got the first three, but now I'm stuck. (This is Latin by the way. It's part of the story of Circe.) 1. Ulixes

what does the number, or density, of field lines on a source charge indicate?