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

How many hydrogen atoms are present in 75.0 g of H2O? 7.53 × 1024 atoms 2.51 × 1024 atoms 4.17 atoms 5.02 × 1024 atoms 75.0 atoms

what was an important source of conflict between European nations prior to WW1

SOMEONE PLEASE HELP ASAP!! THANK YOU SO MUCH!!!

A radio news broadcast presents the opinions of those in favor of and those opposed to the city building a new sports stadium in your area. The source is _____

What zodiac sign rules the planet Mars?

Environmentalists observed the diminishing of _________ and global warming trends.

Under the Affordable Care Act, the individual mandate: A. offers all Americans health care directly from government facilities. B. requires all states to offer

Salt breaks into a chlorine ion and sodium ion when dissolved in water. The chlorine ion has a negative charge. Which end of the water molecule would surround t

What is the approximate surface area of a sphere with a circumference of 37.68

What foreign policy did the Tokugawa practice