A health teacher recorded the scores of his Pre-Test on the histogram. a. How many students took the Pre-test? a. ¿Cuántos estudiantes hicieron el pre-examen? Un maestro de salud registró los puntajes de su Pre- Test en el histograma. b. How many students scored lower than 60? Histogram 25T b. ¿Cuántos estudiantes ganaron menos que un 60? 20 15+ 6. c. How many students scored 80 or higher? 10 C. ¿Cuántos estudiantes ganaron más que un 80? 3 20 60 40 Score on Pre-Test 100 d. How many students scored 100? anaron un 100? Number of Students 15

Q: From the five-number summary 7, 13, 17, 21, and 43 determined after the students took the exam,…

A: We know that the Five number summary of a dataset gives us 5 things about a dataset as the minimum…

Q: Of 4105 students enrolled in Mineral County public schools (WV) in the academic year 2016-2017,…

A: We have to find type of statistics.

Q: A class of eleven people received the test scores shown below, sorted by score. 32 51 69 73 74 75 82…

A: Given data set is  32,51,69,73,74,75,82,89,93,98,100 n=No. of observation=11

Q: 1. Astudent obtained the following scores in twelve 100-item assignments: 94 93 91 90 86 86 90 98 85…

A: 1. a. Mean score in the assignments: Mean=sum of valuesNumber of values…

Q: Suppose we want to estimate the annual high temperatures of the hottest major cities in the United…

A: The question is about sampling Introduction : Population :  The set of all measurements /…

Q: Is the number of games won by a major league baseball team in a season related to the team batting…

A: Calculate Correlation Coefficient r and least squares regression line from the following data X Y…

Q: A sample has SS= 20 and s? = 4. How many scores are in the sample?

A: Six scores are in the sample.

Q: What is the value of the median for the following set of scoms Scores 1.1,4, 6, 8,12. 11. 21, 25, 26…

A: Median:   It represents the middle value for any given data set and is also represented as the 50th…

Q: 3. Determine whether sex relate with the spelling proficiency of selected senior high students.…

A: For concluding the discrepancies between the theoretical values (i.e., the true score in terms of…

Q: What was the average price for a ticket to a New England Patriots game in 2018? Team Ticket Other…

A:

Q: Choose the correct answer below. O A. Quiz scores from a college level statistics course are…

A: Given Solution:

Q: Does this historgram follow a normal distributon and why? Based on the histogram, how many pigs…

A: Given a histogram showing the percentage of pigs and their weights in lbs.

Q: A small accounting firm in Regina pays each of its three clerks $32,000, one personal assistant…

A:

Q: J.D. Power and Associates conducts vehicle quality surveys to provide automobile manufacturers with…

A: a. The data collected from this question is Categorical as the data collected will only include two…

Q: For which quartile, 25% observations are greater and 75% are smaller O A None O B. First quartile O…

A: Third quartile: Q3=3n+14th term

Q: The U.S. Census Bureau reported in 2002 that, for people 18-24 years old, the mean annual income for…

A: Given that ; For never married ; n1 = 100 Mean ( M1 )  = $ 21.539 For married couple : n2 = 100 Mean…

Q: It is shown in the given weather forecast that the number of typhoon hits the California increased…

A: Descriptive statistics summarizes the information in a sample. It is the method of collecting,…

Q: The test scores of 15 students are listed below. Identify potehtla 39 47 49 65 67 68 70 72 74 77 78…

A: a) 39 47 49 65 67 68 70 72 74 77 78 82 87 90 99 An outlier is an observation that lies an…

Q: The question is as follows: If 23 more HRDs responded to the survey, which of the following is the…

A: If 23 more HRDs responded to the survey, the objective is to determine the best estimate of the…

Q: Ten students in a jazz history class were given a pre-test and post -test to see how much they…

A: In order to determine whether the post- test score are significantly higher then the pre-test scores…

Q: The Highway Patrol, using radar, checked the speeds (in mph) of 30 passing motorists at a…

A: Given: Number of observation = 30 Number of classes n = 6 Formula Used: Class width = Rangen Range =…

Q: A state employee wishes to see if there is a significant difference in the number of employees at…

A:

Q: One design problem in the development of measurement instruments concerns the sequence of questions.…

A: The sequence with which each question appears in a survey is known as question sequencing. This…

Q: A transportation engineer at OSU conducts a study on bus ridership to the 14th and Monroe bus stop…

A: Systematic sampling: Systematic sampling involves of first considering a starting point for…

Q: Given that Cheryl is collecting data on car color, what type of data is she working with

A: Quantitative data are numeric in number representing counts or measurements. It is of two types:…

Q: Melvin surveyed the price of unleaded gasoline at gas stations in Davao City and Tagum City. The raw…

A: We compute the mean and standard deviations for both the city and then by computing the coefficient…

Q: The test scores of 30 students are listed below. Find P81 31 41 45 48 52 55 56 56 63 65 67 67 69 70…

A: The data are given, first we arrange the data into ascending order,

Q: As the newly hired manager of a company that provides cell phone service, you want to determine the…

A: Given, Margin of error, E = 0.04 Confidence level is 90% Level of significance, α = 1- 0.90 =  0.10…

Q: A quality-control inspector examined 210 calculators and found 13 of them to be defective. At this…

A:

Q: Use the nomal disuIbuuon to he nght to answer the questions. 7IDIPDUIPIS Scores Composite (a) What…

A:

Q: Q2: The Bureau of Meteorology of the Australian Government provided the mean annual rainfall in…

A:

Q: Create an online survey of your section on "The Devices Available at Home Use for Learning" either…

A: Results of the survey is; Number of people who use smartphone = 20 Number of people who use laptop =…

Q: Sales representatives earned these commissions last month: PhP 4377.00 PhP 3183.00 PhP 1970.00 PhP…

A: Given data is 4377.00,3183.00,1970.00,2270.00,3860.00,2508.00,1569.00

Q: What is the mean of the distribution table below: Place of Residence Frequency Cavite 8 25 Batangas…

A: The objective is to find the mean of the given distribution table: Place of residence Frequency…

Q: What would it be for the histogram box?

A: Graphs are used to represent the data in visual form. Each graph used for different purposes and…

Q: determine the level of measurement  in what country were you born?

A: A nominal or categorical variable is the variable which simply have names for various categories.…

Q: State the range and mean of the following. 1 The heights of 11 ten-year-old boys 137 cm, 150 cm, 140…

A: Reviewing information, Given, n=11 X : Heights of ten year-old boys…

Q: A state employee wishes to see if there is a signifificant difference in the number of employees at…

A:

Q: d. The customers were asked to respond to the following survey question, determine if the question…

A: Yes , the question asked to the customer is biased . As it is obvious that restaurants charges a…

Q: In a survey, 18 people were asked how mue roughly bell-shaped with a mean of $30.2 would spend on…

A:

Q: 17. How many observations are there?

A:

Q: The mean monthly salary of 32 men is 28,500 while that of 38 women is 24,400. Find the mean salary…

A:

Q: A histogram which is not symmetrically bell-shaped is called shrewed O skewed stewed

A: we have to find term used for not symmetrically bell shaped histogram

Q: Based on Empirical rule, how many percentages of the data will be between the range of 14 to 26,…

A: Given : mean ,u = 20  standard deviation, s = 3

Q: In a recent survey conducted, a random sample of adults 18 years of age or older living in a certain…

A: Given: Different political parties and reaction.

Q: A survey was conducted by a website on which online music channels subscribers use on a regular…

A: A set is a well-defined collection of objects. The objects, which belong to the set, are called…

Q: Based on this sample, how many of the 62,000 books in the collection should Mr. James expect to have…

A: It is given that Number of books with no damage = 1026 Sample size n = 1026+28+26 = 1080 Let p be…

Q: The exam scores (out of 100 points) for all students taking an introductory statistics course are…

A: from given box plot, minimum = 25

Q: How many females were surveyed? Baseball Basketball Football Total 13 15 20 48 Male 23 16 13 52…

A: Given , Female in baseball is 23. Female in basketball is 16. And Female in football is 13.

Q: Park Number of Pink Butterflies Total Number of Butterflies P 25 53 Q 35 64 R 37 75 S 23 55 Based on…

A: we will find out the percentage of pink butterflies in every park and then see with park has the…

Bar Graphs

A bar graph is a chart or graphical representation of data. A bar chart, also known as a bar graph, is a graph or chart that displays categorical data using rectangular bars with heights or lengths equal to the values they represent. Typically, bar graphs show categorical and numerical variables grouped in class intervals. A bar graph is useful for comparing and analyzing a set of data.