Consider the attached table.. What is the variance closest to: A.74.5 B.63.9 C.79.3 D.81.0

Q: Joseph is statistics instructor. He is interested in seeing if his fall class or spring class tends…

A: B. 0.0174

Q: The average tock price for a company is 30$ and the variance is 67.24. Assume that the stock prices…

A: Given Information: Mean μ=30 Variance σ2=67.24 This implies: standard deviation σ=67.24=8.2 Assume…

Q: 4. Find the mean. Data Set: 9, 15, 18, 19, 24, 32 -18.5 b. 19.5 C. 20.5 d. 23

A: We use the below formula for calculating the mean Mean = Sum of all data valuesTotal number of…

Q: Find the variance for this data set of salaries 30, 34, 52, 48, 25, 36, 27 Round the…

A: The mean of the sample data can be obtained as:

Q: H.w B From the lowing tuble, calculate the population mean Y, and the population variance o. Student…

A:

Q: The distribution of college computer science students' scores on a fifth grade programming exam…

A:

Q: For a moderately skewed data, the arithmetic mean is 200, the coefficient of variation is 8 and Karl…

A:

Q: Which of these statistics best describes the relationship in this scatterplot?   Group of answer…

A: From the given scattered plot we find the correlation coefficient r.

Q: The value of the median for the following data: 3, 3, 1, 8, 5, 2, 2, 2, 6, 12   4.0   3.0   3.5…

A: Given the data 3 3 1 8 5 2 2 2 6 12

Q: I asked a sample of SCOB instructors how many football games they watched a particular weekend and…

A: From the provided information, The data values are as follow: 0, 3, 4, 1 Sample size (n) = 4

Q: From a box and whisker diagram which one of the following can not be seen or computed Select one:…

A: From box and  whiskers diagram We can calculate Minimum, First quartile (Q1), Median,Third quartile…

Q: 1. The following are the test results for a grade 12 math class of 20 students: 82 85 94 96 72 79 81…

A: (a)   Use EXCEL Procedure to obtain values of mean, median and mode.   Follow the instruction to…

Q: Problem: The scores of 6 job applicants  Given: 6, 12, 9, 10, 6 and 8. Calculate the mean, the…

A: We have given that,  The data set is,  6, 12, 9, 10, 6, 8 We will find the mean, mean deviation and…

Q: Imagine a dataset with a mean of 60 and a median of 40, what does this tell you about skewness?

A: Given : mean = 60  median = 40

Q: Please answer this one.Thanks! Given the sample data below: x  46  37  40  33  42  36  40  47  34…

A: Given : Sample size (n) = 10 x 46 37 40 33 42 36 40 47 34 45

Q: Find the variance of the following sample data: 11, 13, 14, 15 and 21 (Write the answer up to 1…

A: Given that  11,13,14,15,21 To find the variance

Q: a. n=2 ∑ni=1xi=20. The mean is b. n=4 ∑ni=1xi=80 The mean is

A: It is given that,Part a) Part b) To find the mean value in both cases.

Q: The median for the data 39.2, 9.2, 1.9, 29.1, 25.9, 12.6, 19.9 is O 20.1 O 19.9 O 9.2 O 25.0 O 1.0

A:

Q: Find the geometric mean of the following data. Weight(Kg):45,60,48,100,65

A: Given data is  45 , 60, 48, 100, 65 Sample size(n)=5

Q: 1a. The distribution of the mark scored by three candidate in a professional examination are 54, 24,…

A: 1a. Given The data is as follows: 54, 24, 36

Q: Find the variance for the given data. Round your answer to one more decimal place than the original…

A:

Q: Find the mean, the median and the mode of the heights.

A: Mean is defined as the sum of observations divided by number of observation. Median is the middle…

Q: Consider the two following sample data sets. Notice that each observation in Data Set 2 is 10 more…

A:

Q: Boxplot of Exam Scores 68 74 83 85 92 94

A:

Q: Which of the following statement is true ? A. The range is a measure of central location B. The…

A: We know, A. Mean is a measure of central tendency B. The standard deviation is a measure of…

Q: The battery life of the new iPad Mini introduced Apple is uniformly distributed between 8.5 and 12…

A: Formula is:

Q: His .A Mean of population .B Mean of sample .C mode I need answer within 3 minutes with my best…

A: The solution is given below.

Q: A math dasses at a North Toronto high school took a quiz. The grades for the 9 students in the class…

A: We have given that the data in table form. We can write this data in discrete form as: 3, 5, 5, 5,…

Q: For the sample: 45 84 73 58 54 73 52 60 51 80. Determine the variance and round answer to 2 decimal…

A:

Q: What is the mean of the following data: 0,0, 1, 1, 1, 2, 2, 2, 3, 3

A: Given data, 0, 0, 1, 1, 1, 2, 2, 2, 3, 3

Q: Find out the variance for the following data. 22, 18, 25, 15, 30 a. 76.2 b. 72.6 c. 27.6 d. 26.7

A:

Q: C2. GSS 2014 and GSS 2018 respondents were asked their opinion on whether homosexuals should have…

A: Given information: GSS 2014 and GSS 2018 respondents were asked their opinion on whether…

Q: Find the mean of the following list of weights (in pounds) of Boston terriers at a per store:…

A: Answer: From the given data, 3,6,9,11,13,3,16,20,1,12 Sample size(n) = 10

Q: Yi = 5,25,50,100,200.

A:

Q: QI. Define the Statistics.

A: Solution-: We define the statistics?

Q: As a sample gets smaller and smaller, the sample mean tends to get closer and closer to the…

A: According to the law of large numbers (LLN) says that if we take samples of large size from any…

Q: The heights, in inches, of the four members of a barbershop quartet of singers are listed below.…

A: The value of mean is obtained below:

Q: An estimate of the variation between the groups is the  a. Mean Square due to Error. b. Sum of…

A: variation between the groups

Q: geometric mean of 1, 2, 4, and 10 is a. 4.0.   b. 2.99.   c. 17.0.   d. 4.25

A: Geometric mean,Harmonic mean : x log(x) 1 0 2 0.301 4 0.6021 10 1   ∑log(x)=1.9031