Using the frequency distribution from scores on a statistics Exam taken by 80 students determine 68 84 75 82 68 90 62 88 76 93 73 79 88 73 60 93 71 59 85 75 61 65/75 87 74 62 95 78 63 72 66 96 79 65 74 77 95 85 78 86 71 78 78 62 80 67 69 60 76 62 71 75 82 89 67 73 73 74 79 65 81 76 72 75 61 97 57 63 68 83 76 75 53 85 94 75 78 88 77 60 What is the 8th decile score

Q: The following table shows the frequency distribution for the number of children under 10 years old…

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Q: A small independent developer of apps for smartphones sells an app that marks the location of your…

A: Answer is mentioned below

Q: Using the frequency distribution from scores on a statistics Exam taken by 80 students determine 68…

A: Third Quartile is given by, Q3= 3*(n+1)/4th term Here sample size is n= 80 Q3= 3*(80+1)/4th term =…

Q: Using Sturges rules determine the number of classes in which the following data should be divided.…

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Q: ou surveyed your classmates to see how much they spend on groceries and got the following amounts.…

A: Frequency tells you how often something happened. The frequency of an observation tells you the…

Q: The following data represents the age of 30 lottery winners.   23 27 29 30 31 33 33 34 41 43 43 43…

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Q: (g) The number of students who received grades of 75 or higher. (h) The number of students who…

A: We have given the data of 80  students.  Note: According to Bartleby expert guidelines, we can…

Q: In a two-week study of the productivity of 100 workers, the following data was obtained on the total…

A: Frequency table: It shows the list of observation and how many times the no each observation occurs…

Q: On a math test, the scores of 24 students were 99 76 77 61 77 77 99 82 77 66 82 76 76 82 77 76 82 77…

A: The given data of math test score ranges from 61 to 99. Since, the number of class interval for the…

Q: The table below represents a sample of salaries at a company. Use 7 classes to construct a frequency…

A: For the given data which represents the sample of salaries at a company. We are told to divide the…

Q: sing the frequency distribution from scores on a statistics Exam taken by 80 students determine68 84…

A: First rewire the all data in ascending order 53 57 59 60 60 60 61 61 62 62 62 62 63 63 65 65 65 66…

Q: What is the class width for this Frequency Distribution Table? Class width

A: Let X be the random variable that the no. of people entering the atrium. The frequency distribution…

Q: The IQ scores of 50 students are given below. 86 94 96 105 109 113 115 86 86 95 88 91 92 92 93 94 95…

A: Class Group Frequency 85-89 5 90-94 6 95-99 13 100-104 6 105-109 11 110-114 1 115-119…

Q: Here are the test scores for 40 introductory statistics students: 87 70 81 94 66 | 63 | 80 77 75 88…

A: Given : Total observations (n) = 40 87 70 92 66 63 80 77 81 94 81 69 75 88 97 93 84 88 92 87…

Q: Present the following data of the percentage marks of 60 students in the form of a frequency table…

A: Given data is

Q: Construct a frequency distribution table on the sales (in thousands) of 50 electronic engineers.…

A: Let the number of classes be k=5. Then,Width=Maximum value-Minimum valuek=119-205≃20

Q: 45 70 60 52 66 67 62 54 61 51 72 75 87 57 85 66 66 74 81 65 41 78 55 68 66…

A: Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: The IQ scores of 50 students are given below.   106 118 90 97 108 91 105 85 89 105 92 108 112 105…

A: We use 85-89 for the first class and use the same width for each subsequent class.

Q: A group of 80 students took a statistics Exam in the following scores were recorded68 84 75 82 68 90…

A: Given that  group of 80 students took a Statistics Exam. There the sample size is n=80. For the Exam…

Q: Complete the frequency distribution for the data.

A: The following data represents the age of 30 lottery winners.   21 25 26 35 35 39 39 42 43 47 49…

Q: The following scores represent the final examination grade for an elementary statistics course:- 23…

A: Solution :  Let X : Scores of the final examination grade for an elementary statistics course X = 23…

Q: Prepare a grouped frequency table for the data given below, taking 10 units as the width of class…

A: The given raw data can be written in ascending order as; 36 46 53 59 75 84 38 47 53 61 77 86…

Q: 78 67 79 81 64 83 89 79 32 95 75 54 76 82 57 41 78 64 84 61 74 65 85 72 48 74 52 92 80 88 84 63 70…

A: Given problem Given that   Mean is defined as , = Sum of all the data points / Number of data…

Q: IOwing: Use at most 2 decimal places for your fina answer/s Mean of ungrouped data:

A: Hello! As you have posted more than 3 sub parts, we are answering the first 3 sub-parts.  In case…

Q: Exercise 6. College Completions The percentage (rounded to the nearest whole percent) of persons…

A: “Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: (a) Construct a grouped frequency distribution for the data. Use 85-89 for the first class and use…

A: Given that  The data are…

Q: The following data represents the age of 30 lottery winners. 24 28 28 33 35 36 39 41 42 45 45 45 46…

A:

Q: The IQ scores of 50 students are given below. 85 108 86 110 108 90 88 98 97 100 86 110 98 118 91 95…

A:

Q: There are 50 students in the class who took the exam. T 78 89 80 95 86 95 80 75 95 83 91 80 75 91 90…

A: The scores of students in statistics and probability are given below…

Q: The following data represents the age of 30 lottery winners.   23 25 25 26 27 28 28 31 34 35 36 38…

A: We Know that Frequency distribution displays the number of observations within a given interval.

Q: (e) Determine the z-score of the second lowest and the second highest grades among the population.…

A: Given data, Data 23 60 79 32 57 74 52 70 82 36 80 77 81 95 41 65…

Q: The IQ scores of 50 students are given below. 88 113 89 86 89 107 107 97 104 109 93 94 116 86 118 86…

A: Given: The data of IQ score are given below:…

Q: Construct a frequency distribution of weights of 50 students of a college, then find mid-values and…

A: Given: n = 50

Q: The following data represents the age of 30 lottery winners. 22 30 33 33 36 40 41 42 49 50 57 58 59…

A: The data are…

Q: ne data set below represents the ages of 36 executives. Find the percentile that corresponds to an…

A:

Q: Draw a frequency histogram and provide a brief description of the distribution's shape

A: Introduction :-  For given data we have to draw histogram and to give information about shape of the…

Q: Here are the ages of 30 people who bought video recorders at music shop last week 26 20 22 37…

A: For the given data, the frequency distribution table is- Age, x Frequency, f 14 1 15 1 18 1…