c. ScienceScore(x) 3 5 11 16 20 Frequency(f) 2 4 7 4 3

Q: You want O determine whether the reasons given by workers for continuing their education s related…

A: HERE given ,  significance level =  0.05  here test the claim reason and type of worker are…

Q: Lec 6.1. Defer mine minímun sada number o such that P x) estimates fue)= smx of interpolating points…

A: To find - Determine minimum number of interpolating points (n) such that Pn-1x estimates fx = sinx…

Q: 4.Use Lagrang interpolation method to find f(1) based on the following data: a -3 2-1 3 ソ=fx)||1 2 4…

A: 4 Consider the given table x−32−13y=fx1248 Use the Lagrange's interpolation method we will find the…

Q: Archie is fed up with waiting in line at his local post office, and plans to contact his…

A: Calculate Mean from the following grouped data Class Frequency 0 - 6 2 7 - 13 9 14 - 20 5…

Q: The table below shows the number of state-registered automatic weapons and the murdéř rátě for…

A: Excel Procedure: Enter x and y in Excel>Data>Data Analysis> ‘Regression’>Select y under…

Q: Tell each of the following situations whether it requires descriptive or ir statistics. 4. The…

A: Descriptive Statistics is used to summarize and graph the given sample data for better understanding…

Q: the average of the following data is 16. 12 24 31 Select one: True O False CO

A: given data;   12,5,24,31,8average=16

Q: A data set with r = 0.9 has a stronger fit than a data set with r = –0.9. 1.True   2.False

A: Correlation is defined as the linear relationship between the two variables. The range of the…

Q: 7. Find the Q.D. and coefficient of Q.D. from the following data. Size Frequency 3.5 4.5 5.5 6.5 5 7…

A: Given that  X Frequency 3.5 5 4.5 7 5.5 22 6.5 60 7.5 85 8.5 32 9.5 8

Q: Given r= 0.5 Ery = 90 variance of y = 36, Er= 100, then find N.

A:

Q: Example 54. Calculate D, and P30 from the following data. Marks 20 25 30 35 45 No. of Students: 5 14…

A:

Q: At how many pitchers of excessive beer consumption would a spring breaker be considered an outlier?…

A:

Q: Marks obtained by 12 students in the college test (x) and the university test (y) are as follows: 41…

A:

Q: 1) Hits in a Round of Hacky Sack 4 5 6 6 6 6 8 10 18 18 A) Median = 6 and Mean = 8.7 B) Median = 5…

A: Given data is4,5,6,6,6,6,8,10,18,18mean, M=sum of all observationtotal no. of…

Q: Use these test grades for a statistics class to answer questions 22-27: {48, 52, 55, 60, 62, 62, 67,…

A: Given is a data on test grades for a statistics class. Now using this grades we need to fill the…

Q: f three supermarkets are selling a chocolate bar for 1.15 JD, five are selling it for 1.25 JD, and…

A: Given data, 3 supermarkets are selling chocolate for 1.15 5 supermarkets are selling chocolate for…

Q: 10 The following table shows how many people immigrated to Ireland from 2010 to 2014. Year 2010 201…

A:

Q: A sample of size n = 10 has a mean z = 13.5. If Y = x + 3, then the mean of Y is O 16.5 O 10 O 3 O…

A:

Q: What percentage of scores fall between the following z scores: -1 to +1; -1 to +2; and -1 to +3?

A: a) -1 to +1 = P(-1<z<1) = P(Z<1)-P(Z<-1)  =0.8413-0.1587 =0.6826 =68.26%

Q: For the values 2, 4, 6 thee variance is 1.66 2.77 2.11 O 1.33 O 2.66

A: We have to find the variance from the given data.

Q: If C.V.=6.8 and variance is 4.36141 then mean = %3D O a. 30.7117 O b. 64.138 O c. 307.117 O d.…

A: C.V. is the coefficient of variation which is the ratio of standard deviation to the mean. The…

Q: 1 Evaluate 士V16 目 ?/1 (Level 2) Show Your Work

A:

Q: 1. The numbers of cars in a parking lot at noon each day for two weeks is shown the stem-and-leaf…

A: We have to find median.

Q: If frequency of an item z is given as 9, and total number of items in the collected data is 43; then…

A: The relative frequency is given by, Relative Frequency=fn Where, f is the frequency the data…

Q: If X follows N (10, 1) and U= 120+6X, then variance of U is, a) b) c) d) 15 12 36 102

A: Given: X~N0, 1 ⇒VarX=1

Q: 13 Are the computers of different companies alike in failure time? Company Failure time (in hour) of…

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

Q: 6. Given the following pairs of corresponding values of X and Y: X: 20 25 30 35 40 Y: 73 198 573…

A: We have given that,  The pairs of corresponding values of X and Y are :- X :-    20,    25,     30,…

Q: (a) If the sum of the deviations of the numbers X1, X2, X3, ....., Xn from their mean, X, is zero.…

A:

Q: If frequency of an item z is given as 2, and total number of items in the collected data is 40; then…

A: Given the frequency of an item x is 2 and total number of items in the collected data is 40. We have…

Q: Player payroll, x Mean (in $1,000,000 attendance, y (in thousands) ху s) Arizona 87.0 34.81 3028.47…

A: The random variable X represents player payroll in $1,000,000s. The random variable Y represents…

Q: Is it possible to get the following from a set of experimental data: (a) r23=08 r13 =-05, r12=0-6…

A:

Q: What is the alternative hypothesis? A HaiH> 80 ОВ. На:Х> Haix> 80 O. HaiH<80 O D. Haix < 80 O E.…

A: Solution-: We find the alternative hypothesis

Q: e) what is heis var (w)?

A: e) Obtain the value of Var(X)   The value of Var(X) is obtained below as follows:   Let X be the…

Q: a) Use the forward, backward and centr al difference interpolation formulas to predict y values at…

A:

Q: Which of the following formulas is correct for converting raw scores to z scores? Z = X+M/SD Z =…

A: Standard score is used to determine the number of observations deviated from the mean. It is…

Q: For the values 2, 4, 6 thee variance is 1.66 O 2.77 O 2.11 O 1.33 O 2.66 O O

A:

Q: ential statistics, you infer from a ______ to a ______. 1. larger population; smaller sample 2.…

A: In inferential statistics, a random sample of data from the population is used to describe and make…

Q: MAhe variances for independentandom varabies X and Y Varro 015 and Var) 562 hen Var (2Y 05%-fal…

A: Option D is the answer.

Q: The table below shows the number of state-registered automatic weapons and the murder rate for…

A: Given xx = thousands of automatic weaponsyy = murders per 100,000 residents

Q: Potential insurance fraud? Insurance adjusters are concerned about the high estimates they are…

A:

Q: (a) If the sum of the deviations of the numbers X1, X2,X3, .....,Xn from their mean, , is zero. That…

A:

Q: The following are the weekly losses of worker-hours due to accidents in 10 industrial plants before…

A: From the provided information, Sample size (n) = 10 Level of significance (α) = 0.05

Q: What is the value of the F-statistic for Ho 01s 12, HA 2 012>01, where s 1= 3.3, and s 2 = 2.1. O…

A: An F statistic is a value you get when you run an ANOVA test or a regression analysis to find out if…

Q: The table below shows automatic weapons and Northwestern states. X Y 11.8 8.6 14.1 11.5 thousands of…

A: The given data is x y 11.8 14.1 8.6 11.5 7 9.8 3.3 7.1 2.5 6.2 2.5 6.5 2.6 6 0.9…

Q: 4) Find the value of x for y 5.043 with the help of following data. 2.3 4.5 6.7 1.2 4.1 10.6 f(x,)…

A: It is required to find the value for x for

Q: b. 0.5 1.5 2.5 h(q) 4. 9. 19 40 85 Estimate h'(1.5) using the table above. 2.

A: Given data is : h0.5=4h1=9h1.5=19h2=40h2.5=85  To find the value of h'1.5

Q: 2. The data in the table represent the traning times (in seconds) for Adam and Miguel. Adam 103 105…

A: The spread of a data shows the range of the data. Using the range to determine the spread of the…

Q: A Store Mean M va riance ot 20% 30/2 0. Store A 40°p Store B Store C

A: We have given that the probability distribution of three  stores.     Note: According to Bartleby…

Q: If frequency of an item x is given as 6, and total number of items in the collected data is 37; then…

A: For relative frequency divide frequency to the no of collective data