gianemarie gianemarie

03-03-2020
Mathematics

contestada

Solve using normalcdf

Solve using normalcdf class=

Respuesta :

MathPhys MathPhys

04-03-2020

Answer:

0.209

Step-by-step explanation:

Find the sample mean and standard deviation.

μ = 1050

s = 218 / √50 = 30.8

Find the z-score.

z = (1075 − 1050) / 30.8

z = 0.81

Find the probability.

P(Z > 0.81) = 1 − 0.7910 = 0.2090

Answer Link

Otras preguntas

Describe the Jazz Age and some of the reactions to it.

What is the value of the expression 8x - 10 when x = 5?

2 Evaluate the following expression whenx = 2. 2+7x+2 A. 24 B. 22 C. 10 D. 9

As production increased to aid world war 2 efforts , how was the US economy impacted

Mrs. Johnson went to H-E-B. She bought a ham, 3 pounds of cheese and an 8-pack of tissues for $17.44. What was the unit price for the tissues? Answer: Unit pric

Plz help I just need to answer the second question

Merchants boast that their wisdom and ability are such as to give them a free hand in affairs. They believe that they know all the possible transformations in t

-6+2x=14 what are the steps to do these

The sum of two consecutive integers is at least 36. What is the least possible pair of integers? Answer FAST for brainly

What actions did the U.S. take that hurt the Japanese Empire?