Homework Answers
Add Answer to:
This Question: 1 pt 32 of 36 (0 complete) Use a table of 2-scores and percentiles...
Multiple parts to the question. The scores on the verbal section of a certain graduate school...
Multiple parts to the question.
The scores on the verbal section of a certain graduate school entrance exam have a mean of 154 and a standard deviation of 8.6. Scores on the quantitative section of the exam have a mean of 155 and a standard deviation of 9.0. Assume the scores are normally distributed. Suppose a graduate school requires that applicants score at or above the 80th percentile on both exams. What verbal and quantitative scores are required? E Click...
Find the 90th percentile. The scores for a certain test of intelligence are normally distributed with...
Find the 90th percentile.
The scores for a certain test of intelligence are normally distributed with mean 85 and standard deviation 11. Find the 90th percentile of these scores E Click the icon to view the table of standard scores and percentiles. More Info The 90th percentile is (Round to the nearest whole number as needed.) Standard Scores and Percentiles z-score Percentile z-score Percentile z-score Percentile z-score Percentile 00.02 3.0 00.13 2.9 00.19 2.8 00.26 2.7 00.35 2.6 00.47 2.5...
Multiple question parts. A normal distribution of heights of adult women from a certain region has...
Multiple question parts.
A normal distribution of heights of adult women from a certain region has a mean of 62.7 inches and a standard deviation of 3 inches. Give the standard score and approximate percentiles for a woman with each of the following heights. a. 64.2 inches b. 61.2 inches c. 58.2 inches d. 67.2 inches Click the icon to view the standard scores and percentiles for a normal distribution. a. The standard score is and the percentile is (Type...
Scores on the verbal Graduate Record Exam (GRE) have a mean of 453 and a standard...
Scores on the verbal Graduate Record Exam (GRE) have a mean of
453 and a standard deviation of 122. Scores on the quantitative GRE
have a mean of 651 and a standard deviation of 157. A perfect score
on either exam is 800. Assuming the scores are normally
distributed, what percentage of students score 800 on the
quantitative exam?
The percentage of students that score 800 on the quantitative
exam is approximately _% (Round to the nearest percent as
needed.)...
Can you please tell me what percentage of students taking the quantitative exam score above 583?...
Can you please tell me what percentage of students
taking the quantitative
exam score above 583? Rounded to the nearest whole
number as needed. Thank you.
MTH/2161 15u) Homework: Week 2 Homework Score: 0 of 1pt 6.C.43 27 of 28 (26 complete) ▼ of an exam have a mean of 560 and a standard deviation of 153. Assume the scores are normally distributed What percentage of students taking the quantitative exam score above 5832 EEE Click the icon to view...
The scores on the verbal section of a certain graduate school entrance exam have a mean...
The scores on the verbal section of a certain graduate school entrance exam have a mean of 153 and a standard deviation of 8.7. Scores on the quantitative section of the exam have a mean of 154 and a standard deviation of 8.9. Assume the scores are normally distributed. Students intending to study engineering in graduate school have a mean score of 178 on the quantitative section and a mean score of 156 on the verbal section. a. Find the...
Using given Concentration and Absorption , graph to show the absoprtion spectra of CoCl2. Graph the...
Using given Concentration and Absorption ,
graph to show the absoprtion spectra of CoCl2. Graph the absorption
asa function of wavelength.
Untitled.sp - 9 X Analyze Solution Concentration Time Analyze Light Show Journal Snapshots Absorbance/Transmittance Fluorescence (405 nm Enter Concentration Values Concentration Absorbance (mol/L) 0.200 0.615 497 nm Fluorescence (500 nm) 0.90- 0.85- 0.80- 0.75- 0.70- 0.65- 0.60- 0.486 0.150 0.100 0.050 0.318 0.139 0.55- Absorbance Linear mC+b m = 3.20 +0.16 b = -0.0101 +0.0236 r=0.997 0.50 - 0.45...
A steel plate contains 0.82% C and the surface is going to be carburized. The carburization...
A steel plate contains 0.82% C and the surface is going to be
carburized. The carburization takes place such that the surface
composition is 3.0% C, how long will it take to have 2.4% C at a
depth of 0.55 mm into the plate at a temperature of 560
°C?
erf(2) 7 erf(x) Z erf(2) 0 0 0.55 0.5633 1.3 0.9340 0.025 0.0282 0.60 0.6039 1.4 0.9523 0.05 0.0564 0.65 0.6420 1.5 0.9661 0.10 0.1125 0.70 0.6778 1.6 0.9763 0.15...
Determine the carburizing time (in s) necessary to achieve a carbon concentration of 0.44 wt% at...
Determine the carburizing time (in s) necessary to achieve a carbon concentration of 0.44 wt% at a position 1.4 mm into an iron-carbon alloy that initially contains 0.031 wt% C. The surface concentration is to be maintained at 1.2 wt% C, and the treatment is to be conducted at 1130°C. Assume that Do -5.1 x 10-5 m2/s and Qd 154 kJ/mol. You will find the table below useful. erf(z) erf(2)z erf(z) 5633 1.3 0.9340 0.025 0.0282 0.60 0.6039 1.4 0.9523...
Nitrogen from a gaseous phase is to be diffused into pure iron at 700°C. If the...
Nitrogen from a gaseous phase is to be diffused into pure iron at 700°C. If the surface concentration is maintained at 0.12 wt% N, what will be the concentration (in weight percent) 3.9 mm from the surface after 6.5 h? The diffusion coefficient for nitrogen in iron at 700°C is 4.1 x 10-10 m²/s. 1.7 z erf(z) 0.00 0.0000 0.025 0.0282 0.05 0.0564 0.10 0.1125 0.15 0.1680 0.20 0.2227 0.25 0.2763 0.30 0.3286 0.35 0.3794 0.40 0.4284 0.45 0.4755 0.50...
Multiple parts to the question.
The scores on the verbal section of a certain graduate school entrance exam have a mean of 154 and a standard deviation of 8.6. Scores on the quantitative section of the exam have a mean of 155 and a standard deviation of 9.0. Assume the scores are normally distributed. Suppose a graduate school requires that applicants score at or above the 80th percentile on both exams. What verbal and quantitative scores are required? E Click...
Find the 90th percentile.
The scores for a certain test of intelligence are normally distributed with mean 85 and standard deviation 11. Find the 90th percentile of these scores E Click the icon to view the table of standard scores and percentiles. More Info The 90th percentile is (Round to the nearest whole number as needed.) Standard Scores and Percentiles z-score Percentile z-score Percentile z-score Percentile z-score Percentile 00.02 3.0 00.13 2.9 00.19 2.8 00.26 2.7 00.35 2.6 00.47 2.5...
Multiple question parts.
A normal distribution of heights of adult women from a certain region has a mean of 62.7 inches and a standard deviation of 3 inches. Give the standard score and approximate percentiles for a woman with each of the following heights. a. 64.2 inches b. 61.2 inches c. 58.2 inches d. 67.2 inches Click the icon to view the standard scores and percentiles for a normal distribution. a. The standard score is and the percentile is (Type...
Scores on the verbal Graduate Record Exam (GRE) have a mean of
453 and a standard deviation of 122. Scores on the quantitative GRE
have a mean of 651 and a standard deviation of 157. A perfect score
on either exam is 800. Assuming the scores are normally
distributed, what percentage of students score 800 on the
quantitative exam?
The percentage of students that score 800 on the quantitative
exam is approximately _% (Round to the nearest percent as
needed.)...
Can you please tell me what percentage of students
taking the quantitative
exam score above 583? Rounded to the nearest whole
number as needed. Thank you.
MTH/2161 15u) Homework: Week 2 Homework Score: 0 of 1pt 6.C.43 27 of 28 (26 complete) ▼ of an exam have a mean of 560 and a standard deviation of 153. Assume the scores are normally distributed What percentage of students taking the quantitative exam score above 5832 EEE Click the icon to view...
Using given Concentration and Absorption ,
graph to show the absoprtion spectra of CoCl2. Graph the absorption
asa function of wavelength.
Untitled.sp - 9 X Analyze Solution Concentration Time Analyze Light Show Journal Snapshots Absorbance/Transmittance Fluorescence (405 nm Enter Concentration Values Concentration Absorbance (mol/L) 0.200 0.615 497 nm Fluorescence (500 nm) 0.90- 0.85- 0.80- 0.75- 0.70- 0.65- 0.60- 0.486 0.150 0.100 0.050 0.318 0.139 0.55- Absorbance Linear mC+b m = 3.20 +0.16 b = -0.0101 +0.0236 r=0.997 0.50 - 0.45...
A steel plate contains 0.82% C and the surface is going to be
carburized. The carburization takes place such that the surface
composition is 3.0% C, how long will it take to have 2.4% C at a
depth of 0.55 mm into the plate at a temperature of 560
°C?
erf(2) 7 erf(x) Z erf(2) 0 0 0.55 0.5633 1.3 0.9340 0.025 0.0282 0.60 0.6039 1.4 0.9523 0.05 0.0564 0.65 0.6420 1.5 0.9661 0.10 0.1125 0.70 0.6778 1.6 0.9763 0.15...
Determine the carburizing time (in s) necessary to achieve a carbon concentration of 0.44 wt% at a position 1.4 mm into an iron-carbon alloy that initially contains 0.031 wt% C. The surface concentration is to be maintained at 1.2 wt% C, and the treatment is to be conducted at 1130°C. Assume that Do -5.1 x 10-5 m2/s and Qd 154 kJ/mol. You will find the table below useful. erf(z) erf(2)z erf(z) 5633 1.3 0.9340 0.025 0.0282 0.60 0.6039 1.4 0.9523...
Nitrogen from a gaseous phase is to be diffused into pure iron at 700°C. If the surface concentration is maintained at 0.12 wt% N, what will be the concentration (in weight percent) 3.9 mm from the surface after 6.5 h? The diffusion coefficient for nitrogen in iron at 700°C is 4.1 x 10-10 m²/s. 1.7 z erf(z) 0.00 0.0000 0.025 0.0282 0.05 0.0564 0.10 0.1125 0.15 0.1680 0.20 0.2227 0.25 0.2763 0.30 0.3286 0.35 0.3794 0.40 0.4284 0.45 0.4755 0.50...
Most questions answered within 3 hours.
-
in the past year TVG had revenues of 3 million, cost
of goods sold of $25...
asked 1 minute ago -
4) In a polypeptide, which bond cannot rotate because of its
partial double bond character?
The...
asked 33 minutes ago -
Assume that in the short run L = 1,000 and K = 100. 1. What is...
asked 28 minutes ago -
At a given temperature, 2.06 atm of H2 and 3.7 atm of Br2 are
mixed and...
asked 27 minutes ago -
Sodium reacts with Hydrochloric acid to form sodium chloride and
hydrogen gas. 2Na(s)+ 2 HCl(aq)-> 2...
asked 34 minutes ago -
The following circuits (1 & 2) are combined to form a
series-parallel circuit and resulting circuit...
asked 41 minutes ago -
Feynman's use of path integrals can make some of the transition
from quantum scale to real...
asked 41 minutes ago -
Pb(NO3)2 (aq) + 2 KCl (aq) PbCl2 (s) + 2 KNO3 (aq)
If 54.5mL of 3.82M...
asked 42 minutes ago -
Razeghi (2008) states "In order to succeed at innovation, do not
focus on being creative; rather...
asked 48 minutes ago -
How much heat is required at constant pressure to melt 1 mole of
ice at -25...
asked 51 minutes ago -
Suppose N is a discrete random variable defined by probability
distribution:
n
Pr(N = n)
10...
asked 52 minutes ago -
why are special-interest travelers becoming more important to
tourism service suppliers?
asked 56 minutes ago