jenymachado31737 jenymachado31737

14-04-2020
Mathematics

contestada

For a binomial distribution the Mean is equal to np and the Variance is npq.
If n = 346 and p = 0.2 , what is the Standard Deviation?

Respuesta :

emma23131 emma23131

14-04-2020

Answer:

7.44

Step-by-step explanation:

formula for SD is [tex]\sqrt{npq}[/tex] since we dont have q, we find q by (1-p)

so now its [tex]\sqrt{np(1-p)}[/tex] or [tex]\sqrt{346*0.2*(1-0.2)}[/tex]

Answer Link

Otras preguntas

what is 70 percent of 340 ? (show your work please)

Which words make up the adjective phrase in this sentence? Snow throughout April was quite a surprise this year. a. throughout April b. Snow throughout c. th

What is the outside of the virus made of? A. RNA B. DNA C. lipids D. protein

How to calculate density for a 6th grader

true or false 1 2/5 minus 3/4 equals 1/4 plus 2/5

Three of the following are basic ideas of Marxism. Which is not

Given that 6x = 7y, find the ratio x:y.

Read the passage then answer the question. Drivers passed the accident apathetically, merely concerned with arriving to work on time. What is the first thing a

what are some example of transferable skills and how can they help you obtain and interview and ultimately a new job

Given that 6x = 7y, find the ratio x:y.