please answer all partsHomework Answers
as we know that standardized score =(X-mean)/std deviation
a)
Elanor's standardized score =(680-504)/106=1.660
Gerald's standardized score =(27-23.8)/3.8=0.842
Elanor has higher score having higher z value
Add Answer to:
please answer all parts
106. Eleanor scores 680 on the mathematics part of the SAT. The...
Eleanor scores 680 on the mathematics part of the SAT. The distribution of SAT math scores...
Eleanor scores 680 on the mathematics part of the SAT. The distribution of SAT math scores in recent years has been Normal with mean 563 and standard deviation 111. Gerald takes the ACT Assessment mathematics test and scores 27. ACT math scores are Normally distributed with mean 22.7 and standard deviation 2.1. a. What is Elanor's standardized score? Round to 2 decimal places. b. What is Gerald's standardized score? Round to 2 decimal places. c. Assuming that both tests measure...
(3.08) In 2013, when she was a high school senior, Idonna scored 670 on the mathematics...
(3.08) In 2013, when she was a high school senior, Idonna scored 670 on the mathematics part of the SAT. The distribution of SAT math scores in 2013 was Normal with mean 514 and standard deviation 118. Jonathan took the ACT and scored 26 on the mathematics portion. ACT math scores for 2013 were Normally distributed with mean 20.9 and standard deviation 5.3 Step 1: What is Idonna's standardized score? Round your answer to 2 decimal places Step 2: What...
7 In a certain year, when she was a high school senior, Idonna scored 679 on...
7 In a certain year, when she was a high school senior, Idonna scored 679 on the mathematics part of the SAT. The distribution of SAT math scores in that year was Normal with mean 505 and standard deviation 120. Jonathan took the ACT and scored 25 on the mathematics portion. ACT math scores for the same year were Normally distributed with mean 20.6 and standard deviation 5.2 Find the standardized scores ±0.01) for both students. Assuming that both tests...
For the mathematics part of the SAT the mean is 514 with a standard deviation of 113, and for the mathematics part of the ACT the mean is 20.6 with a standard deviation of 5.1. Bob scores a 660 on the SAT and a 27 on the ACT.
For the mathematics part of the SAT the mean is 514 with a standard deviation of 113, and for the mathematics part of the ACT the mean is 20.6 with a standard deviation of 5.1. Bob scores a 660 on the SAT and a 27 on the ACT.Use z-scores to determine on which test he performed better.A) SAT or B) ACT
For the mathematics part of the SAT the mean is 514 with a standard deviation of 113, and for the mathematics part of the ACT the mean is 20.6 with a standard deviation of 5.1. Bob scores a 660 on the SAT and a 27 on the ACT.
For the mathematics part of the SAT the mean is 514 with a standard deviation of 113, and for the mathematics part of the ACT the mean is 20.6 with a standard deviation of 5.1. Bob scores a 660 on the SAT and a 27 on the ACT.
The mean SAT score in mathematics, μ, is 551. The standard deviation of these scores is...
The mean SAT score in mathematics, μ, is 551. The standard deviation of these scores is 33, A special preparation course claims that its graduates will score higher, on average, than the mean score 551. A random sample of 43 students completed the course, and their mean SAT score in mathematics was 556 Assume that the population is normally distributed. At the 0.05 level of significance, can we conclude that the preparation course does what it claims? Assume that the...
The mean SAT score in mathematics, u, is 512. The standard deviation of these scores is...
The mean SAT score in mathematics, u, is 512. The standard deviation of these scores is 25. A special preparation course claims that its graduates will score higher, on average, than the mean score 512. A random sample of 25 students completed the course, and their mean SAT score in mathematics was 520. Assume that the population is normally distributed. At the 0.1 level of significance, can we conclude that the preparation course does what it claims? Assume that the...
The mean SAT score in mathematics, H, is 544. The standard deviation of these scores is...
The mean SAT score in mathematics, H, is 544. The standard deviation of these scores is 26. A special preparation course claims that its graduates will score higher, on average, than the mean score 544. A random sample of 50 students completed the course, and their mean SAT score in mathematics was 551. At the 0.1 level of significance, can we conclude that the preparation course does what it claims? Assume that the standard deviation of the scores of course...
The mean SAT score in mathematics, H, is 550. The standard deviation of these scores is...
The mean SAT score in mathematics, H, is 550. The standard deviation of these scores is 38. A special preparation course claims that its graduates will score higher, on average, than the mean score 550. A random sample of 150 students completed the course, and their mean SAT score in mathematics was 552. At the 0.1 level of significance, can we conclude that the preparation course does what it claims? Assume that the standard deviation of the scores of course...
Assume that the mathematics scores on the SAT are normally distributed with a mean of 500...
Assume that the mathematics scores on the SAT are normally distributed with a mean of 500 and a standard deviation of 100. What percent of students who took the test have a mathematics score below 5307 Click here to view page 1 of the standard normal table, Click here to view page 2 of the standard normal table What percent of students who took the test have a mathematics score below 6307 % (Round to two decimal places as needed.)
Eleanor scores 680 on the mathematics part of the SAT. The distribution of SAT math scores in recent years has been Normal with mean 563 and standard deviation 111. Gerald takes the ACT Assessment mathematics test and scores 27. ACT math scores are Normally distributed with mean 22.7 and standard deviation 2.1. a. What is Elanor's standardized score? Round to 2 decimal places. b. What is Gerald's standardized score? Round to 2 decimal places. c. Assuming that both tests measure...
(3.08) In 2013, when she was a high school senior, Idonna scored 670 on the mathematics part of the SAT. The distribution of SAT math scores in 2013 was Normal with mean 514 and standard deviation 118. Jonathan took the ACT and scored 26 on the mathematics portion. ACT math scores for 2013 were Normally distributed with mean 20.9 and standard deviation 5.3 Step 1: What is Idonna's standardized score? Round your answer to 2 decimal places Step 2: What...
7 In a certain year, when she was a high school senior, Idonna scored 679 on the mathematics part of the SAT. The distribution of SAT math scores in that year was Normal with mean 505 and standard deviation 120. Jonathan took the ACT and scored 25 on the mathematics portion. ACT math scores for the same year were Normally distributed with mean 20.6 and standard deviation 5.2 Find the standardized scores ±0.01) for both students. Assuming that both tests...
The mean SAT score in mathematics, μ, is 551. The standard deviation of these scores is 33, A special preparation course claims that its graduates will score higher, on average, than the mean score 551. A random sample of 43 students completed the course, and their mean SAT score in mathematics was 556 Assume that the population is normally distributed. At the 0.05 level of significance, can we conclude that the preparation course does what it claims? Assume that the...
The mean SAT score in mathematics, u, is 512. The standard deviation of these scores is 25. A special preparation course claims that its graduates will score higher, on average, than the mean score 512. A random sample of 25 students completed the course, and their mean SAT score in mathematics was 520. Assume that the population is normally distributed. At the 0.1 level of significance, can we conclude that the preparation course does what it claims? Assume that the...
The mean SAT score in mathematics, H, is 544. The standard deviation of these scores is 26. A special preparation course claims that its graduates will score higher, on average, than the mean score 544. A random sample of 50 students completed the course, and their mean SAT score in mathematics was 551. At the 0.1 level of significance, can we conclude that the preparation course does what it claims? Assume that the standard deviation of the scores of course...
The mean SAT score in mathematics, H, is 550. The standard deviation of these scores is 38. A special preparation course claims that its graduates will score higher, on average, than the mean score 550. A random sample of 150 students completed the course, and their mean SAT score in mathematics was 552. At the 0.1 level of significance, can we conclude that the preparation course does what it claims? Assume that the standard deviation of the scores of course...
Assume that the mathematics scores on the SAT are normally distributed with a mean of 500 and a standard deviation of 100. What percent of students who took the test have a mathematics score below 5307 Click here to view page 1 of the standard normal table, Click here to view page 2 of the standard normal table What percent of students who took the test have a mathematics score below 6307 % (Round to two decimal places as needed.)
Most questions answered within 3 hours.
-
many biochemical dissolve in the aqueous media of the cell. What
does this imply about the...
asked 6 minutes ago -
In hypothesis testing, it is easier to reject H0 with
a ______________
directional test (one tail)...
asked 4 minutes ago -
Explain how to uphold conditions relating to the work environment,
equipment, materials, procedures and special requirements
asked 4 minutes ago -
The probability of a manufacturing defect in an aluminum
beverage can is .00008 if 100,600 cans...
asked 8 minutes ago -
Which aqueous solution below is most acidic?
a. pH= 3.00
c. [-OH]= 2 x 10^-3
b....
asked 31 minutes ago -
There are four (4) major financial statements: Income Statement,
Retained Earning (Owner's Equity) Statement, Balance Sheet,...
asked 36 minutes ago -
A) Banana, Inc. has a book value per share of $8.70, earnings
per share of $1.68,...
asked 37 minutes ago -
a.)Suppose you were
preparing 1.0 L of a bleaching solution in a volumetric flask, and
it...
asked 47 minutes ago -
write a personal statement of 500 words on the impact you strive
to make using a...
asked 38 minutes ago -
At 25.0 mL sample of 0.100 M HClO (aq) is titrated with NaOH
(aq). What is...
asked 53 minutes ago -
Mark launders his white clothes using the production
function
q=2B +G,
where B is the number...
asked 1 hour ago -
the flowing is true or fuels with correct
Catalyst may change chemically but remains unchanged
physically
asked 1 hour ago