The national average for the math portion of the College Board's SAT test is 515. The...
The national average for the math portion of the College Board's SAT test is 515. The College Board periodically rescales the test scores such that the standard deviation is approximately 100. Answer the following questions using a bell-shaped distribution and the empirical rule for the math test scores.
If required, round
your answers to two decimal places.
(a) What percentage of students have an SAT math score
greater than 615?
%
(b) What percentage of students have an SAT math score
greater than 715?
%
(c) What percentage of students have an SAT math score
between 415 and 515?
%
(d) What percentage of students have an SAT math score
between 315 and 615.
Please show all work.
Homework Answers
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The national average
for the math portion of the College Board's SAT test is 515. The...
Suppose that the national average for the math portion of the College Board's SAT is 517....
Suppose that the national average for the math portion of the College Board's SAT is 517. The College Board periodically rescales the test scores such that the standard deviation is approximately 50. Answer the following questions using a bell-shaped distribution and the empirical rule for the math test scores. If required, round your answers to two decimal places. (a) What percentage of students have an SAT math score greater than 567? % (b) What percentage of students have an SAT...
Suppose that the national average for the math portion of the College Board's SAT is 547....
Suppose that the national average for the math portion of the College Board's SAT is 547. The College Board periodically rescales the test scores such that the standard deviation is approximately 75. Answer the following questions using a bell-shaped distribution and the empirical rule for the math test scores. A) What percentage of students have an SAT math score greater than 697?
Problem 2-23 Suppose that the national average for the math portion of the College Board's SAT...
Problem 2-23 Suppose that the national average for the math portion of the College Board's SAT is 547. The College Board periodically rescales the test scores such that the standard deviation is approximately 75. Answer the following questions using a bell-shaped distribution and the empirical rule for the math test scores. If required, round your answers to two decimal places. (a) What percentage of students have an SAT math score greater than 622? % (b) What percentage of students have...
Suppose that the national average for the math portion of the College Board's SAT is 526....
Suppose that the national average for the math portion of the College Board's SAT is 526. The College Board periodically rescales the test scores such that the standard deviation is approximately 100. Answer the following questions using a bell-shaped distribution and the empirical rule for the math test scores If required, round your answers to two decimal places. (a) What percentage of students have an SAT math score greater than 6267 3% (b) What percentage of students have an SAT...
Suppose that the national average for the math portion of the College Board's SAT is 550....
Suppose that the national average for the math portion of the College Board's SAT is 550. The College Board periodically rescales the test scores such that the standard deviation is approximately 75. Answer the following questions using a bell-shaped distribution and the empirical rule for the math test scores. If required, round your answers to two decimal places. If your answer is negative use “minus sign”. (a) What percentage of students have an SAT math score greater than 625? %...
Suppose that the national average for the math portion of the College Board's SAT is 548....
Suppose that the national average for the math portion of the College Board's SAT is 548. The College Board periodically rescales the test scores such that the standard deviation is approximately 100. Answer the following questions using a bell-shaped distribution and the empirical rule for the math test scores. If required, round your answers to two decimal places. (a) What percentage of students have an SAT math score greater than 648? (b) What percentage of students have an SAT math...
Problem 2-23 Suppose that the national average for the math portion of the College Board's SAT...
Problem 2-23 Suppose that the national average for the math portion of the College Board's SAT is 518. The College Board periodically rescales the test scores such that the standard deviation is approximately 75. Answer the following questions using a bell-shaped distribution and the empirical rule for the math test scores. If required, round your answers to two decimal places. (a) What percentage of students have an SAT math score greater than 593? (b) What percentage of students have an...
Problem 2-23 Suppose that the national average for the math portion of the College Board's SAT...
Problem 2-23 Suppose that the national average for the math portion of the College Board's SAT is 527. The College Board periodically rescales the test scores such that the standa deviation is approximately 75. Answer the following questions using a bell-shaped distribution and the empirical rule for the math test scores If required, round your answers to two decimal places. (a) What percentage of students have an SAT math score greater than 6027 (b) What percentage of students have an...
Suppose that the national average for the math portion of the College Board's SAT is 547....
Suppose that the national average for the math portion of the College Board's SAT is 547. The College Board periodically rescales the test scores such that the standard deviation is approximately 75. Answer the following questions using a bell-shaped distribution and the empirical rule for the math test scores. B) What is the z-score for student with an SAT math score of 625?
suppose that the national average for the math portion of the College Board's SAT is 522....
suppose that the national average for the math portion of the College Board's SAT is 522. The College Board periodically rescales the test scores such that the standard deviation is approximately 75. Answer the following questions using a bell-shaped distribution and the empirical rule for the math test scores If required, round your answers to two decimal places. If your answer is negative use "minus sign (a) what percentage of students have an SAT math score greater than 597? (b)...
Suppose that the national average for the math portion of the College Board's SAT is 526. The College Board periodically rescales the test scores such that the standard deviation is approximately 100. Answer the following questions using a bell-shaped distribution and the empirical rule for the math test scores If required, round your answers to two decimal places. (a) What percentage of students have an SAT math score greater than 6267 3% (b) What percentage of students have an SAT...
Suppose that the national average for the math portion of the College Board's SAT is 548. The College Board periodically rescales the test scores such that the standard deviation is approximately 100. Answer the following questions using a bell-shaped distribution and the empirical rule for the math test scores. If required, round your answers to two decimal places. (a) What percentage of students have an SAT math score greater than 648? (b) What percentage of students have an SAT math...
Problem 2-23 Suppose that the national average for the math portion of the College Board's SAT is 518. The College Board periodically rescales the test scores such that the standard deviation is approximately 75. Answer the following questions using a bell-shaped distribution and the empirical rule for the math test scores. If required, round your answers to two decimal places. (a) What percentage of students have an SAT math score greater than 593? (b) What percentage of students have an...
Problem 2-23 Suppose that the national average for the math portion of the College Board's SAT is 527. The College Board periodically rescales the test scores such that the standa deviation is approximately 75. Answer the following questions using a bell-shaped distribution and the empirical rule for the math test scores If required, round your answers to two decimal places. (a) What percentage of students have an SAT math score greater than 6027 (b) What percentage of students have an...
suppose that the national average for the math portion of the College Board's SAT is 522. The College Board periodically rescales the test scores such that the standard deviation is approximately 75. Answer the following questions using a bell-shaped distribution and the empirical rule for the math test scores If required, round your answers to two decimal places. If your answer is negative use "minus sign (a) what percentage of students have an SAT math score greater than 597? (b)...
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