shannonmil920 shannonmil920

03-05-2021
Mathematics

contestada

A class has five students. What is the probability that exactly two of the students were born on a weekend?

Respuesta :

RyanYuhYeet RyanYuhYeet

03-05-2021

Answer:

This is binomial.

Here n = 5

p = 2/7

mean = np = 5*2/7 = 10/7 = 1.42857

standard deviation = sqrt(npq) = sqrt(5*2/7*5/7) = 1.01015

Step-by-step explanation:

Work Shown.

Answer Link

Otras preguntas

Qual é o pigmento responsável pela cor da pele?

Read the itinerary for a short trip to Louisiana and answer the questions in English. VENEZ EN LOUISIANE! SUGGESTIONS POUR UN COURT SÉJOUR JOUR 1: Voyage en avi

If an object has a mass of 200kg but its Ke is 40J, what is its speed?

A force of 100 N stretches a spring by 5cm. Calculate the work done.

why does an endothermic reaction require a greater activation energy than an exothermic one?

The seventh-grade class is raising money to have a class trip at the end of the year. They began the year with $1,500. Now they have $1,650 in the account. What

what is epicultural?

Certain blood vessels that contain specialized sensors that detect the level of internal pressure and transmit messages to the nervous system, which then trigge

explain about Biogenetic theory?

A manufacturer of a variety of technological devices asked its marketing department to develop inexpensive methods of building and maintaining brand awareness a