You are given the following frequency distribution.ClassFrequency10 – 191220 – 291930 – 392440 – 4935Then, the number of elements isSelect one:О а. 100O b. 1Ос. 90O d. 5

Number of elements means total sample size Or n means the sum of frequency will be the number of…

Answered: You are given the following frequency…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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BOSTON COMMUTE TIME Refer to the accompanying frequency distribution. What problem would be created by using classes of 0–30, 30–60, . . . , 120–150?
A two-factor ANOVA investigated the effects of gender (males vs. females) and participation in a varsity sport: whether a student participates in a varsity sport or not (yes vs. no) on the numbers of hours spent studying per week. The following matrix represents the outcomes of this study. Participation in a varsity sport Yes No Males 9 12 Females 13 16 For this study: Group of answer choices There is a main effect of gender and a main effect of "participation in a varsity sport", but no interaction There are main effects of both gender and "participation in a varsity sport"; and an interaction There is a main effect of gender, no main effect of "participation in a varsity sport", and an interaction There is a main effect of "participation in a varsity sport", no main effect of gender, and an interaction
The data represent the time, in minutes, spent reading a political blog in a day. Construct a frequency distribution using 5 classes. In the table, include the midpoints, relative frequencies, and cumulative frequencies. Which class has the greatest frequency and which has the least frequency? Complete the table, starting with the lowest class limit. (Simplify your answers.) Class 10-9 Frequency 1 O Midpoint 5 45 49 33 37 Relative Frequency 1 33 14 44 27 39 34 33 12 2024 47 46 D 38 48 38 Cumulative Frequency
The athletic department asks 1000 students if they have been to a football game in the last year. The results indicate that 718 students said yes (Y), 151 said no (N), and 131 did not respond (NR).Use the information given above to make a relative frequency distribution showing the percentage of students in each of the three categories. (Round your answers to one decimal place.) Response Percentage Y % N % NR %
Ms. Garcia gave her students a biology test last week. Here are the test scores for each of the sixteen students. 83 79 78 82 77 81 Test scores 80 78 Send data to calculator Test scores 71.5 to 75.5 75.5 to 79.5 79.5 to 83.5 (a) Complete the grouped frequency distribution for the data. (Note that the class width is 4.) 83.5 to 87.5 87.5 to 91.5 86 X 90 85 74 84 74 73 89 Frequency S (b) Using the classes from part (a), draw the frequency polygon for the data. Note that you can add or remove classes from the figure. Label each class with its midpoint. Frequency 4+ 3+ 2+ L Test scores 0:00 00:0 X ? 10 A 8 Aa
The data represent the time, in minutes, spent reading a political blog in a day. Construct a frequency distribution using 5 classes. In the table, include the midpoints, relative frequencies, and cumulative frequencies. Which class has the greatest frequency and which has the least frequency? 20 22 29 2 3 19 19 4 10 20 29 13 25 17 28 22 4 13 0 9
In the frequency distribution below, the first column (class limits) gives the age ranges (in years) of people who participate in a survey. The second column gives the frequency for each age range. a. Determine the class width. If needed, you can use the space below the table. b. Complete the rest of the frequency distribution. For the relative frequency column, round your answers to 2 decimal places. Class Limits Frequency Class Boundaries Class Midpoints Relative Frequency Cumulative Frequency 18-26 16 27-35 24 36-44 38 45-53 34 54-62 26 63-71 12 Total 150
According to the table below How do you construct of frequency distribution using 4 classes, a width of 2 hours, and a lower limit of 3 for class 1?
Alex records the running time-the number of minutes a movie lasts from start to finish-of 50 popular movies. Which interval contains the median movie run time? 90-100 minutes The distribution of times, in minutes, is shown in the histogram below. 100–110 minutes 110–120 minutes Movie Running Times O 120–130 minutes 16 14 12 4 70 80 90 100 110 120 130 140 150 160 Time (Minutes) Frequency 2.
A group of students were surveyed about the number of siblings they have. Their responses are summarized in the frequency table below. How many students responded to the survey? Number of Siblings Frequency 0 6 1 8 2 5 3 3 4 1 5 or more 3
di ea # 3m A community college is planning to expand its library. Forty students were asked how many times they visited the library during the previous semester. Their responses are given below. Construct a frequency distribution, letting each class have a width of 1. Number of Visits Number of Students 0 2 0 2 34 5 6 0 2 3 5 5 7 8 1 2 3 5 5 7 8 1 2 3 5 5 8 9 345 5 8 8. 6. Check Answer Help Me Solve This View an Example Get More Help- Media - er IID 2$ 8. # 5 9. 7. 4. d n f y alt

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You are given the following frequency distribution. Class Frequency 10 – 19 12 20 – 29 19 30 – 39 24 40 – 49 35 Then, the number of elements is