The following table shows a frequency distribution of the lifetimes of a number of radio tubes tested at the Brown Tube Company. What is the relative frequency of the fifth class (700 -< 799)? Lifetime Number of (hours) Tubes 300 -< 399 14 400 -< 499 46 500 -< 599 58 600 -< 699 76 700 -< 799 62 800 -< 899 67 900 -< 999 50 Select correct / closest choice. Select one: O a. 0.089 b. 0.155 c. 0.155 d. 0.620 e. 0.166

Q: The following data represents the age of 30 lottery wint Given the frequency distribution for the…

A: We have to give answer from given table..

Q: A random sample of 30 male college students was selected, and their heights were measured. The…

A: Given the height of a random sample of 30 male college students as  67 66 69 74 66 67 72 69 68…

Q: In a frequency distribution the coefficient of skewness based upon the quartile is 0.6. If the sum…

A: Skewness is used to measure the shape of the distribution. There are three types of skewness, they…

Q: The company "TRAMAD" is conducting a study on the variation of the prices of its shares, listed on…

A: As per our guidelines, we are allowed to answer first three sub-parts only. Thanks Given Data : 450…

Q: The table below represents a sample of salaries at a company. Use 6 classes to construct a frequency…

A: Given Total number observation = 28

Q: The following frequency distribution table represents data on age of 28 randomly selected customers…

A: The table helps to find the mean. Class interval Mid point, m frequency, f fm 10-20 15 5 75…

Q: A random sample of 30 male college students was selected, and their heights were measured. The…

A: Number of times an observation repeats in the dataset is called its frequency. The relative…

Q: The following table shows the frequency of outcomes when two distinguishable coins were tossed 5,000…

A: Solution: From the given information, The relative frequency is calculated by using the following…

Q: The table below shows the frequency distribution for the ages of women who became mothers during one…

A: Solution : a.  C b.  Yes

Q: The table below shows a frequency distribution of the lifetimes of electronic tubes produced at a…

A: Given,

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A: We have given that an statement about to cumulative relative frequency. We need to find out that the…

Q: Data collected by a price reporting agency from more than 90,000 gasoline and convenience stores…

A: Given that :  n=20

Q: The grades in Mathematics of 50 studonts are as under: (09) 68 76 71 60 82 96 83 76 78 73 93 59 75…

A: Given, The grades in mathematics of 50 students are as under: 68 76 71 60 82 96 83 76 78 73 93…

Q: The table below shows a frequency distribution of the lifetimes of electronic tubes produced at a…

A: The table below shows a frequency distribution of the lifetimes of electronic tubes produced at a…

Q: The table below shows a frequency distribution of the lifetimes of electronic tubes produced at a…

A: Given,

Q: During a particular week in the first trimester, a tutor recorded, to the nearest hour, the time…

A: We have to answer questions based on grouped frequency table.

Q: Over the past several decades, the United Nations has kept records of the number of births…

A: From the provided information, We consider the class consisting of mothers between age 40 – 45 years…

Q: Here are some test scores from a math class. 65.3 91.2 85.2 76.9 85.3 87.2 79.3 93.4 82.2 75.3 99.4…

A:

Q: random sample of 30 male college students was selected, and their heights were measured. The heights…

A: Part a: The complete frequency distribution for the data is, (Where N =30 and relative frequency is…

Q: The table below shows a frequency distribution of the lifetimes of electronic tubes produced at a…

A: Given :       Lifetime (hours) Number of Electronic tubes Percentage 300-399 14 3.5 400-499…

Q: Can a variable that is measured at the ordinal level be grouped into a small number of intervals in…

A: Introduction:A grouped frequency distribution can be constructed from a raw data, by finding the…

Q: Consider the folilowing frequency table representing the scores on a test. Scores on a Test Class…

A:

Q: The inner diameters of washers produced by a company can be measured to the nearest thousandth of an…

A: Given problem  Given that

Q: If the class mid points in a frequency distribution of age of a group of persons are 14, 22, 30, 38,…

A: Solution: From the given information, the class mid points in a frequency distribution of a group of…

Q: Suppose that the following frequency table contains data on the number of absences in a school year…

A: From the given data: Number of absences Frequency Cumulative 0 23 23 1 14 37 2 9 46 3 9…

Q: The following table shows the frequency of outcomes when two distinguishable coins were tossed 5,000…

A: It is an important part of statistics. It is widely used.

Q: The following table gives the frequency distribution of the number of errors committed by a college…

A: From given data, Number of errors(Xi) Number of games(fi) fi*xi fi* xi2 0 11     1 14     2…

Q: find the mean of the data summarized in the given frequency distribution. Age (yr) of Best Actor…

A:

Q: How would I graph this

A: The following table gives the data set with the required calculations:

Q: A random sample of 30 male college students was selected, and their heights were measured. The…

A: The frequency can be explained as the number of times a certain observation is observed to be…

Q: Over the past several decades, the United Nations has kept records of the Age of mother, in years…

A: we have to find out the lower limit , upper limit and class width .

Q: Marks obtained by 30 students in History of a Test Examination 2021 of some school are as follows:…

A: Given Data :

Q: A random sample of 30 male college students was selected, and their heights were measured. The…

A: Given that.  Make a frequency distribution table with the help of given data.  Total sample (n) =…

Q: The frequency distribution of different age groups in a club are given below.  What is the probably…

A:

Q: Describe how to obtain the topmost class of a grouped frequency distributions table.

A: Tabular organization of data showing the distribution of data into groups or classes, along with the…

Q: Lifetime Number of (hours) Electronic Tubes 14 46 300-399 400-499 500-599 58 600-699 76 700-799 68…

A: Given,

Q: The following table shows the results of 20 random Full Sail college students when asked the number…

A:

Q: Calculate arithmetic mean by the short-cut method using frequency distribution.

A:

Q: The following data are the scores of 40 BS Biology students who took up the NMAT that was given last…

A: Introduction: The total number of observations is, n = 40. It is required to construct a frequency…

Q: The table below shows a frequency distribution of marks for 400 students in computer programming in…

A: Marks No. of students 10-19 14 20-29 46 30-39 58 40-49 76 50-59 68…

Q: The scores that golfers shot on 18 holes at a local course were tabulated. The results are shown in…

A:

Q: Over the past several decades, the United Nations has kept records of the number of births…

A:

Q: Data collected by a price reporting agency from more than 90,000 gasoline and convenience stores…

A: Solution : Given : μ = 0.87             n = 20 Let, X : Price per liter ($) for a sample of 20…

Q: The following frequency distribution gives the credit card debt of bank customers. Debt Frequency…

A: Given Information: To find out the class width.

Q: Data was collected for 151 randomly selected 10 minute intervals. For each ten-minute interval, the…

A: According to the provided information, Number  of Guests      Frequency    60 – 64 11 65 – 69…

Q: The following table shows a data set containing information for 25 of the shadow stocks tracked by…

A: 1. The frequency distribution of the Gross profit margin for the given class intervals is as follows…

Q: A grouped frequency distribution has been obtained for the number of personnel working in 100…

A: Given,The no.of personnel working in 100 workplacesand X=48.98

Q: Below is the frequency distribution table of the Mathematics test scores of 50 students. Is the…

A: Solution-: We have following table: Scores Frequency 46-50 4 41-45 8 36-40 11 31-35 9…

Q: A set of scores ranges from a high X =72 to a low of X = 28. If these scores were put in a grouped…

A: It is given that a set of scores ranges from 72 to 28.