tytydoll14 tytydoll14

04-06-2023
Mathematics

Answered

SAT scores were originally scaled so that the scores for each section were approximately normally distributed aith a mean of 500 and a standard deviation of 100. What would be the z-score corresponding to a student who gets a section score of 390?

Answer :

Other Questions

The ages in years of a group of 18 adults have the following statistics, x= 745 x² = 3951 • Calculate the mean age Standard deviation of the of the ages One adu

Use the following calculator output to determine the mean and standard deviation of a sample. 1-Var Stats X=6.25 Ex=50 Ex²=344 Sx=2.121320344 ox 1.984313483 n=8

Find the z value to the right of the mean such that 85% of the total area under the standard normal distribution curve lies to the left of it

Let g(x) be the transformation of f(x) = |x| so that the vertex is at (1, −3). Identify the rule for g(x) and its graph. PLSS HELP

What are the angles of △ABC with side lengths a=15, b=26, and c=19? Round each angle to the nearest tenth of a degree and use that rounded value to find the rem

find f'(x) and evaluate f'(0) for each of the following a. f(x)=arctan e^-3x b. f(x)= sin(x^3 - 5x +2)^3/2

the histogram of numbers of brothers and sisters in a family (sibs) of a sample of 1,414 Figure 1 NUMBER OF BROTHERS AND SISTERS a. Can we standardise from this

Draw a diagram to show each of the following bearings Measure the bearing in each case. North to South

16. Find the mean of each and then compare them. a. The double dot plot shows the weights in ounces of several newborns at a hospital. Weight of Newborns (oz) B