The five-number summary for scores on a statistics exam is 11, 35, 61, 70, 79. In all, 380 students took the test. About how many had scores between 35 and 61?
(a) 36
(b) 76
(c) 95
(d) 190
(e) none of these
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The five-number summary for scores on a statistics exam is 11, 35, 61, 70, 79. I ...continues
The final exam scores in a statistics class were normally distributed with a mean of 70 and a standard deviation of 2. If you select a student at random, what is the probability that he scored between a 66 and a 74? A.2.5% B.50% C. 68% C. 95% D. none of the above
I need answer on number 7 please 5. Students in a statistics class took their first test. The following table lists the scores they earned. 67 67 76 47 85 70 87 76 67 72 84 98 84 64 65 82 81 81 88 74 87 83 Complete the following frequency distribution table using 6 classes: 40-49, 50-59, 60-69, 70-79, 80-89, and 90-99. Scores Tally Frequency Relative Frequency Cumulative Relative Frequency 40 - 49 50 - 59 60 - 69...
Question 28 (1 point) The five-number summary of test scores for the 600 students in an introductory psychology class at Enormous State University is 52 65 78 85 96. How many students scored higher than 65? O 450 150 200 400 300
The scores on a company's employment application exam yielded the following 5-number summary: low=56, Q1=124, Median=152, Q3=160 High 170 a) construct a box and whiskers diagrams b) what percentage of the applicants scored between 124 and 152 on the exam c) if 10,00 people took the exam, approximately how many scored 124 or higher?
There are two sections of statistics, one in the afternoon (PM) with 30 students and one in the morning (AM) with 22 students. Each section takes the identical test. The PM section, on average, scored higher than the AM section. The scores from each section are given in the table below. Test the claim that the PM section did significantly better than the AM section, i.e., is the difference in mean scores large enough to believe that something more than...
A statistics professor would like to build a model relating student scores on the first test to the scores on the second test. The test scores from a random sample of 21 students who have previously taken the course are given in the table. Test Scores Student First Test Grade Second Test Grade 1 86 78 2 47 61 3 95 82 4 53 66 5 69 74 6 97 86 7 59 66 8 45 62 9 44 60...
Given the following test scores on exam #1 for INEN 370 during
the summer 2017:
Due Name Date: Tuesday, January 29, 2019 ISEN 370-Engineering Statistics Assignment # 2 Homework I.(60) Given the following test scores on Exam # 1 for INEN 370 during the Summer 2017 93 77 67 72 528366 84 59 63 75 97 84 73 814261 51 91 87 34 54 7 47 79 706557 90 83 58 69 82 76 716038 81 74 69 68 76...
A statistics professor would like to build a model relating student scores on the first test to the scores on the second test. The test scores from a random sample of 21 students who have previously taken the course are given in the table. Test Scores Student First Test Grade Second Test Grade 1 70 71 2 93 88 3 79 82 4 83 80 5 65 77 6 80 80 7 71 74 8 84 85 9 44 67...
In an AM section of a statistics course there are 22 students, and in a PM section of the course there are 30 students. The scores of a test are provided below. The results are ordered lowest to highest to aid in answering the following questions. AM: 37 50 58 59 60 61 65 66 68 68 71 75 76 76 79 82 87 88 90 92 94 95 PM: 46 48 50 52 55 60 61 61 64 65...
have to create five different functions above and call it in the
main fucntion.
Project Exam Statistics A CIS 22A class has two midterm exams with a score between 0 and 100 each. Fractional scores, such as 88.3 are not allowed. The students' ids and midterm exam scores are stored in a text file as shown below // id exam1 exam2 DH232 89 92 Write a program that reads data from an input file named exams.txt, calculates the average of...