Calculate the quartile coefficient of skewness of Weight No. of persons Weight No. of persons 1 Under 100 100-109 150-159 65 14 160-169 31 110-119 66 170--179 12 120-129 122 180-189 5 130-139 145 190--199 2 140-149 121 Over 200 2

Q: How many students were greater than or equal to 170 cm tall? Frequency a part of Survey(Male…

A: Given: n(): frequency of class

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A: Given data is,0, 10, 10, 10, 10, 10, 10 ,10 , 20sample…

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Q: What does this information tell you about the variability of employees ages? make a conclusion.

A:

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A: The formula to compute the correlation coefficient is: r=SSxySSxx . SSxx…

Q: Calculate Mean, Median and Mode also find the Empirical Relation between them. the lower and upper…

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

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A: We have to choose correct option. Which is best to determine whether significant differences exist…

Q: Consider the data set of twelve numbers between 1 and 10 {1, 1, 2, 2, 2, 3, 4, 4, 5, 6, 8, 10 }. The…

A:

Q: The number of items rejected daily by a manufacturer because of defects for the last 30 days are:…

A: The question is about frequency distribution of data Given :

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A: Standard deviation is a measure of dispersion. standard deviation is the square root of variance of…

Q: Question: For the homogeneous asymmetrical, moderate skewed and unimodal set of data: x = 222, 227,…

A: Given that data set is uni-modal that means one of the data value will have the highest frequency.…

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A:

Q: Differentiate between inferential and descriptive Statistics with example.

A: Broadly speaking, there are two types of statistics. namely, descriptive and inferential.

Q: Nicotine Absent Nicotine PresentSelf-Reported Non Smoker 82…

A: First let's put the given data in a contingency table as shown ;

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A: Given data: 4 7 8 3 3 4 6 3 1 2 10 8 7 6 9 10 9 8 5 4 4 7 9 2 9 8 8 6 6 3

Q: _____ is used to test the differences in the mean value of a dependent variable among different…

A: Given that

Q: Q9 For the distribution table below, calculate the second quartile * Class Frequency 50-69 3 70-89 7…

A:

Q: sat 810 1180 880 1240 colgpa hsperc female 1.78 35.29412 2.61 40.18692 1.84 51.76849 3 43.86921 2.93…

A: In this scenario, the percentage ranks in the class can be simply translating into percentiles. and…

Q: C High blood pressure such as systolic blood pressure over 100 MM Hg, is a risk factor for disease…

A: Mean is 125 MM Hg Standard deviation is 15 MM Hg.Let X be a random variable from normal distribution…

Q: The data of number of retail stores opened in a particular region is given below: 85, 96, 78, 108,…

A: Given:

Q: Differentiate between absolute and relative measure with at least three examples?

A: There are two types of measurement of dispersion. (1) Absolute measure (2) Relative measure.

Q: What test funktion should i use here? I want to test if there is any difference in the prices before…

A: Given: Meat store before during 1 199 219 2 189 199 3 219 189 4 199 199 5 199 199 6…

Q: What is Guttman scale?

A: Guttman Scale Definition Guttman scale is one of the three unidimensional scales, the other two…

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A: Data is given for Lake (1,2,3) We have to calculate Test statistic We have to tell  Is there…

Q: Name Gender Runtime Age Weight Oxygen_Consumption Run_Pulse Rest_Pulse Maximum_Pulse Performance 172…

A: Correlation: The extent linear relation between the two variables is called correlation. The formula…

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

Q: # of Hurricanes from 1850-1920 year,#hurricanes.   1850,2 1860,1 1870,1 1880,4 1890,4 1900,2 1910,6…

A: From the given information, Thus, the Z score for the difference of the means can be computed as:

Q: Compute quartile deviation and coefficient of variation Score 50-59 60-69 70-79 80-89 90-99 No of…

A: Given data is appropriate for measures of dispersion To find the quartile deviation and coefficient…

Q: What is the margin of error for 95% confidence for a sample of size 500 where p = 0.5?

A: Given, sample size, n = 500Proportion, p = 0.5Confidence level, C = 95% = 0.95Using formula,Margin…

Q: The following salaries (in pesos) were obtained from a sample of 12 executive secretaries: 7,500…

A:

Q: the three values of the variable that divide a data set ordered into four equal parts we can say…

A: Quartiles: The quartiles divide the entire data set into four equal parts, each containing 25% of…

Q: What is the calculated mean age in Nj

A: The formula for mean is obtained below: