Cheyanne7802 Cheyanne7802

20-08-2018
Mathematics

contestada

Normal distribution has a mean of 101 and a standard deviation of 10. find probability that value selected at random is at most 121

Respuesta :

sqdancefan sqdancefan

20-08-2018

A probability app or table will tell you the probability of Z ≤ 2 is 0.97725.

_____

Your value of 121 is 2 * 10 = 2 standard deviations above the mean of 101.

Answer Link

Otras preguntas

Which corrects any error in the use of apostrophes in the sentence? A king's feast and a heros' welcome awaited him. A. There is no error in this sentence. B. k

if y=(-4/5)x-2, what is the value of x when y= -9 A. -35/4 B.-55/4 C. 35/4 D. 55/4

TRUE or FALSE Context always clouds the meaning.

Why do plants produce their own food

Which famous World War II general, who just before retreating from the Philippines in 1942 said, ?we shall return??

how do start up costs discourage entrepreneurs from entering a market

What happens to the two air masses as the warm air mass advances? The cool air will sink rapidly, cool, release moisture, and produce thunderstorms and severe w

Which of the following statements about the events in Selma are true? A. Many Americans were sickened by what they saw on television. B. The first time marcher

Which of the following is NOT native to Australia? didgeridoos boomerangs koalas sheep

Approximate the value of √5 to the nearest hundredth