The following table gives the number of family members of a sample of employees in a company: Number of family No. of employees members 4 10 8 12 7 30 8 17 16 The mean number of family members is: Select one: 6.8 families O 8 families

Q: The table below shows the scores of a group of students on a 10-point qui2. Test Score Frequency 3 3…

A: Given:

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Q: Given below are the ages of motorcyclists at the time they were fatally injured in traffic…

A: Construct a frequency distribution of grouped scores. 2)

Q: 180 furniture factories have the following distribution of average number of workers in various…

A: Mean: The mean is the sum of observations divided by the number of observations. that is, Mean =…

Q: The table below summarizes the number of children per household for a sample of 41 middle-income…

A:

Q: The table below shows the scores of a group of students on a 10-point quiz. Test Score Frequency 3 3…

A:

Q: Compute the median given the following data: SCORES IN (1) (f) STATISTICS 75 – 79 70 – 74 7 65 – 69…

A: Consider the following table-

Q: Day Income (NS) 1 1200 2 1000 2500 4 2300 700 6 800 7 900 8 1200

A: Mean : Mean is defined as the sum of all observations  divided by the total observations.

Q: Given the following table. Calculate the mean number of children per family for the sample. * Number…

A:

Q: Below are the distances travelled (km) by a sample of workers of a call center on their way to work…

A: We create class Intervals according to the minimum observation then count the frequencies for every…

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A:

Q: b) Consider the following set of data; 0.87 , 0.88 , 0.91, 0.92, 0.86, 0.91,…

A: Given   0.87 ,  0.88 , 0.91, 0.92,  0.86,   0.91,  0.90,  0.93,   0.82,   0.89,  0.87

Q: Compute the mean for the following data values of alcohol content (%): 13.7, 16.2, 14.6, 13.8, 15.0.…

A: The mean of a data set is the average value of the given observations. The average of observations…

Q: The table below shows the scores of a group of students on a 10-point quiz Test Score Frequency 1 3…

A: The given frequency distribution table is X Frequency f 3 1 4 3 5 2 6 2 7 2 8 5 9 7…

Q: Construct X and R charts for the following data: Sample Number Observations 1 32 37 42 2 28 32 40 3…

A:

Q: The table below shows the scores of a group of students on a 10-point quiz. Test Score Frequency 3 4…

A: Introduction: For a random variable X having k values, the ith observation of which is xi and…

Q: The following sets of data show the height (in centimeters) of two groups boys playing basketball.…

A: Note: Please repost 2nd question as i can author only 1 question as per my policy.   1)Given data…

Q: The following table presents the scores of students in Statistics examination Scores Frequency 30-39…

A: Ans - Given data, Class Frequency 30 - 39 2 40 - 49 6 50 - 59 60 60 - 69 140 70 - 79…

Q: The manager of a local RV sales lot has collected data on the number ofRVs sold per month for the…

A: Weighted mean of sales per month =3.23 Option c is correct

Q: The table below shows the scores of a group of students on a 10-point quiz. Test Score Frequency 3 4…

A: Then the mean test score is 5.9474.

Q: Calculate the median of a distribution with the following histogram: 9. 11.5 20.5 29.5 38.5 Class…

A: Median is the value which divides the data into two equal parts. The frequency of a class in grouped…

Q: Find the mean median in

A: Given, the following salaries of employees of the mold the lawn landscape company  Salary…

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Q: 101 people were interviewed and were asked about the number of bicycles that they had in their…

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Q: 1.) The results of 100-item of a class with 40 students. Calculate the mean, median, and mode of the…

A:

Q: The table below shows the scores of a group of students on a 10-point quiz. Test Score Frequency 3 3…

A:

Q: The following table gives the number of family members of a sample of employees in a company: Number…

A: Solution : Given that, Number of family members Number of employees 3 8  4 12 5 24 6 28…

Q: Find out the mean, median and mode of the following distribution : Marks Frequency Marks Frequency…

A:

Q: The table below shows the scores of a group of students on a 10-point quiz. Test Score Frequency 3…

A: Test Score(x) Frequency(f) x*f 3 2 6 4 2 8 5 1 5 6 5 30 7 2 14 8 1 8 9 0 0 10 1 10…

Q: The following data gives the number of daily customers of a small eatery recorded for 20 days. 29,…

A: Given: Sample size n = 20 Formula Used: Sample mean X = ∑Xin Sample standard deviation S = ∑Xi-X2n-1…

Q: What is the mean for the following grouped data: Score Frequency 55 3 60 1 65 70 6. 75 4 80 6. 85 90…

A: Calculation of ∑f and ∑fx:

Q: Look again at the choir teacher's summary of attendance Number of learners at choir practice 3)…

A: To find: The approximate value of the mean number of learners who attend choir practice

Q: Below are the ages of 36 passengers oI the Titanic. 47 62 27 22 14 30 26 18 21 23 63 47 24 35 21 27…

A: Given

Q: The following data represent the annual rainfall distribution in Manila, Philippines, for a sample…

A: We enter the given data set in Excel sheet.  Mean= ΣXifi/Σfi Use the above formula to calculate…

Q: . Consider three groups of employees who are exposed to three different methods of managing…

A: For Group A : XXA XA2 75 5625 80 6400 95 9025 80 6400 85 7225 Sum = 415 Sum = 34675…

Q: 2. The lengths (in feet) of a random sample of suspension bridges in the United States, Europe, and…

A:

Q: The ages of the 112 people who have a car injured are classified as follows: Class Frequency 0- 9 10…

A: The average comes under the concept of measure of central tendency. This average is used to…

Q: Provided below are the sizes of 15 farms, in acres, randomly selected from the state of Oregon. Find…

A: Given, size of farms is 2560 315 497 365 180 343 244 487 127 309 144 489 275 497 173…

Q: The table below shows the scores of a group of students on a 10-point quiz. Test Score Frequency 3 3…

A: As per our guidelines we are suppose to answer first question.

Q: The table below shows the scores of a group of students on a 10-point quiz. Test Score Frequency 3 4…

A:

Q: The following table gives information on the amount (in dollars) Of the electric bills for a samle…

A: The following information is available in the question Electric Bill Frequency 4-8 2 8-12 11…

Q: The following table shows the number of hours per day a sample of 77 people spend watching TV.…

A: Obtain the value of mean   The value of mean is obtained below:   From the information, given that…

Q: Find the mean for the following grouped data Marks 35.5-40.5 40.5-45.5 45.5-50.5 50.5-55.5 55.5-60.5…

A: Mean = Σ mf / N , where m  = Midpoint Of Class f = frequency ( Number of student ) N = Total number…

Q: The following data gives the highest points scored by a player in a given year from 2000 to 2009:…

A:

Q: 2. The following is the distribution of the percentage of students belonging to a certain minority…

A: We have given that  The percentage of students belonging to a certain minority group in 40 school…

Q: To determine if there is evidence that the mean amount of money spent on food each month differs for…

A: Given that,  Mean amount of money spent on food each month differs for students who lived on and off…

Q: The following data have been collected from a sample of 8 items 10, 8, 12, 15, 13 ,11, 6 ,5 The…

A: Answer : False ❌

Q: The table below shows the scores of a group of students on a 10-point quiz. Test Score Frequency 3.…

A: