03-03-2016
Mathematics

contestada

if you roll a normal dice 120 times .how many 4s would you except to get

Respuesta :

Аноним Аноним

03-03-2016

Roll the dice 120 times

Number of outcomes from rolling the dice = 6
Probability of 4 falling in 1 roll = 1/6

Probability of the number of 4s in 120 rolls = 120 * 1/6
= 20 times

The probability that 4s falls in 120 dice rolls is 20 times.

Answer Link

Otras preguntas

Name one problem that led to the Civil War.

When do we celebrate Independence Day?

Equal amounts or ethanol and water are mixed at room temperature and at 101.3 kPa. Which process is used to separate ethanol from the mixture? (1) distillation

When lithium reacts with bromine to form the compound LiBr each lithium atom (1) gains one electron and becomes a negatively charged ion (2) gains three electro

Name one American Indian tribe in the United States

Which reaction is single replacement? (1) 2H2O2 --> 2H2O + O2 (2) 2H2 + O2 --> 2H2O (3) H2SO4 + Mg --> H2 + MgSO4 (4) HCl + KOH --> KCl + H2O

If both the President and the Vice President can no longer serve, who becomes President?

Which property is a measure of the average kinetic energy of the particles in a sample or matter? (1) mass (2) density (3) pressure (4) temperatu

Two forms of solid carbon, diamond and graphite, differ in their physical properties due to the differences in their (1) atomic numbers (2) crystal structures (

There were 13 original states. Name three.