Mathematics

Mathematics, 12.07.2019 05:30, thelonewolf5020

If a student scores a 17/35 on a test, what is their percentage on it?

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Mathematics, 13.07.2019 21:10, nessamayjuniorp2b9yc

Solve the following problem and then use the text editor to answer the questions that follow the scores for all high school seniors taking the verbal section of the scholastic aptitude test (sat) in a particular year had a mean score of 490 and a standard deviation of 100. the distribution of sat scores is bell-shaped • what does the empirical rule suggest? • about 68% of students scored between what 2 values? about 95% of the students scored between what 2 values? • what percentage seniors scored between 390 and 590 on this sat test? • one student scored 795 on this test. how did this student do compared to the rest of the scores

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Mathematics, 13.07.2019 21:20, travawnward

Suppose that the national average for the math portion of the college board's sat is 532. 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 632? % (b) what percentage of students have an sat math score greater than 732? % (c) what percentage of students have an sat math score between 432 and 532? % (d) what is the z-score for student with an sat math score of 620? (e) what is the z-score for a student with an sat math score of 405?

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Mathematics, 26.08.2019 21:30, txayrion

Assume that a set of test scores is normally distributed with a mean of 120120 and a standard deviation of 1010. use the 68-95-99.7 rule to find the following quantities. suggest you make a drawing and label first. a. percentage of scores less than 100b. relative frequency of scores less than 120c. percentage of scores less than 140d. percentage of scores less than 80e. relative frequency of scores less than 60f. percentage of scores greater than 120

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Computers and Technology, 05.11.2019 02:31, viktoria1198zz

Ateacher has five students who have taken four tests. the teacher uses the following grading scale to assign a letter grade to a student, based on the average of his or her four test scores: 90-100 a 80-89 b 70-79 c 60-69 d 0-59 f write a program that uses an array of string objects to hold the five student names, an array of five characters to hold the five students' letter grades, and five arrays of four doubles to hold each student's set of test scores. the program should allow the user to enter each student's name and his or her four test scores. it should then calculate and display each student's average test score, and a letter grade based on the average. input validation: do not accept test scores less than 0 or great than 100.

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If a student scores a 17/35 on a test, what is their percentage on it?...

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