Find the interquartile range of the following numbers: 9 10 8 12 8 7 8 4 20 12 7 9 12 9 6 11 9 8 9 8

Q: Find the 94th percentile, P94,  from the following data 1000 1100 1400 1500 1600 1800 1900 2000…

A: Given,sample size(n)=35the given data is already arranged in ascending order.

Q: Which interval has the most data in it? 51 - 65 14 - 26 23 - 36 36 - 51 What value could represent…

A: From the given boxplot  Lowest value=14 Highest value =67 first quartile=26 2nd quartile(median)=36…

Q: Find and show work for: f(1,1) f(2,0) f(0,0)

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Q: Na 1970 PASHET IC HEALTH ASMETH-PASMETH-R OMETH-PASMETH-PASMETH-PAS Ss = Sample size…

A: The notations in the formula of the sample size is given as: Ss = Sample size that needs to be…

Q: A study was conducted on the average commuting distance of students at College. The study found that…

A: The data shows the mileages of 30 students.

Q: Here is a data set (n 117) that has been sorted. 20.5 22.6 24.5 25 25.2 26 27 27.8 28 28.5 28.5 29…

A: From the provided information, Number of observations (n) = 117

Q: Find the probability of no correct answers.

A: Let p be probability of getting correct answer. Given that p = 0.20 Let X denote the number of…

Q: he number of students that took this c

A: The histogram is given with prealgebra exam scores and frequency in the class.

Q: confidence In a survey of 1500 Filipinos, 15% said they believed in horoscope. Calculate a two-sided…

A: It is given that  Sample Proportion, p^ = 15% = 0.15 Sample size, n = 1500 Confidence level = 99%

Q: Based from the values of central tendency for elemental analysis, determine whether the distribution…

A: Answer: From the given data, Mean = 35 ppm Median = 40 ppm Mode = 43 ppm

Q: In a survey of 1398 people, 987 people said they voted in a recent presidential election. Voting…

A: Answer: From the given data, sample size (n) = 1398 number of People voted = x = 987 Population…

Q: In a test of the effectiveness of garlic for lowering cholesterol, 50 subjects were treated with…

A: It is given that Sample size n = 50 Sample mean difference = 5.7 Sample SD s = 16.5 Confidence level…

Q: Compute the mean and variance for the linear function W = 2X - 4Y.

A: It is given that For X, mean = 1.3, Variance = 0.21 For Y, mean = 0.3, Variance = 0.21 Cov(X, Y) =…

Q: Classify the following graph as a cross-sectional study or a time-series study. Days at Temperature…

A: Given that We have to find The given graph has cross sectional study or Time series study...

Q: Baldwin research firm wants to compute an interval estimate with 90% confidence for the mean time to…

A:

Q: X1 X Example 7. From the following data find quartile deviation and its coefficient. 20-25 25-30 12…

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Q: For the cases listed below, in which one would you most likely use the classical approach to assign…

A: For the given cases, we need to find, in which one would we most likely use the classical approach…

Q: class, there were 203 students who enrolled in 2nd year. Some had analytic Geometry subject, some…

A: The total of 203 students. There are two subjects Analytic geometry and Solid Mensuration. 18…

Q: x+y 150 Suppose the joint probability distribution of X and Y is given by f(x,y) = (a) Find P(X…

A: Probability is the likelihood of observation happen in the data set. It is calculated by dividing…

Q: Students’ ID numbers are______ variable? A. Discrete B. Continuous C. Nominal D. Ordinal

A: The statement is 'the type of variable for Students' ID numbers'.

Q: Which of the following describes a Type I error? A. Error associated with decisions to retain the…

A: We hacs to describe the type 1 error and we have to check the correct answer in the above given…

Q: What is the weight of the lightest person in the group

A: Given that Stem and leaf plot  514 written in Stem and leaf plot as  Stem | Leaf     51    |  4

Q: Fifteen more than three times a number is the same as ten less than six times the number. What is…

A: Given that  Fifteen more than three times a number is the same as ten less than six times the number

Q: Compute the least-squares regression line for predicting y from x given the following summary…

A: given data x¯ = 6y ¯ = 30.2sx = 2.3sy = 1.8r = 0.40we have to compute least square regression line…

Q: According to Masterfoods, the company that manufactures M&M’s, 12% of peanut M&M’s are brown, 15%…

A: colour % probability brown 12% 0.12 yellow 15% 0.15 red 12% 0.12 blue 23% 0.23 orange 23%…

Q: (d) Calculate the fitted y, for each value of x; used to fit the model. Then construct a graph of ŷ,…

A: Given data: Taxes Sale price 4.9176 25.9 5.0208 29.5 4.5429 27.9 4.5573 25.9 5.0597…

Q: The data table showing the results on the competitors success are shown below with the expected…

A:

Q: Why do we divide by 2!2!2! ? What theorem is this?

A: In question,  6 time slots for commercials. Three sponsors  commercials for each shown to be twice.

Q: Suppose that shoe sizes of American women have a bell-shaped distribution with a mean of 8.338.33…

A: Given: Mean, μ = 8.33 Std deviation, σ = 1.48

Q: (g) A OR B = 6 (1) P(A AND B) = 0.6 (1) P(A OR B) = 0.6 A'= 5

A: We have given that Sample space (S) = {3,6,9,12,15,18,21,24,27,30} =>  number of elements in S…

Q: Assume that X, the starting salary offer for education majors, is normally distributed with a mean…

A: Mean(µ) = 46,292Standard deviations (σ) = 4,320X ~ N (µ, σ )= N(46,292, 4,320)

Q: 60 randomly selected students were asked the number of pairs of shoes they have. Let X represent the…

A: Since you have posted a question with multiple subparts, we will solve first three subparts for you.…

Q: Scores on this year's statistics midterm were normally distributed with a mean of 77.6 and a…

A: GivenMean(μ)=77.6standard deviation(σ)=3.4

Q: The maintenance department at the main campus of a large state university receives daily requests to…

A:

Q: Data was collected on the number of traffic fatalities per year in a variety of vehicles and for a…

A: Mode: Mode may be defined as the maximum number of observation is called mode.

Q: Centipedes vary in the number of segments that they possess. A biologist measures segment number…

A: There are two types of variables, they are quantitative and qualitative. Quantitative variable are…

Q: In a random sample of U.S. adults aged 18-34 surveyed in December 2011, Pew Research asked how impo…

A: Given information; Response Frequency Rel Freq One of the most important things 18 0.18 Very…

Q: A study was conducted on the average commuting distance of students at College. The study found that…

A: Answer: c) Identifying outliers using standard deviation:X¯ ± 2*SD Formula: Mean=X¯ =∑Xin Standard…

Q: The table below gives the list price and the number of bids received for five randomly selected…

A:

Q: True or False: For an exponentially distributed random variable, x, P(x) = 1/(b - a).

A: It is given that the statement about to the exponential distribution. Here, need to find out the…

Q: You are managing a store at the mall and have recorded the value of the average sale for each of 22…

A: We have given that the following table…

Q: An orange juice producer buys oranges from a large orange grove that has one variety of orange. The…

A: Mean(µ) = 4.20Standard deviations (σ) = 0.20 n = 16 the mean and standard deviation of the sample…

Q: THE FF. WERE THE RESULTS OF THE EXAMINATION CONDUCTED FOR GRADUATING STUDENTS. FIND THE VARIANCE…

A: Data given  CI frequency  11-20 2 21-30 7 31-40 3 41-50 8 51-60 10 61-70 12 71-80…

Q: Susan has just completed her second semester in college. She earned a grade of C in her 1-hour…

A: For the given data Find Susan's grade point average is =?

Q: Calculate the fitted y; for each value of x¡ used to fit the model. Then construct a graph of y;…

A: Given: Taxes Sale price 4.9176 25.9 5.0208 29.5 4.5429 27.9 4.5573 25.9 5.0597 29.9…

Q: The following data represent the number of gallons of milk, in thousands, which were sold by various…

A: We have given data are 13,15,7,10,16,4,6,12,14,8,12,5,8,6,14,2 Arranging the given data in ascending…

Q: a) Name the experimental units. b) Name the response variable(s). c) Name the factor(s) or…

A: here we have to find a) Name the experimental units.b) Name the response variable(s).c) Name the…

Q: 5. The following data refer to the profits of a store in thousand taka for the last 6 months are 9,…

A:

Q: 38. The life, in years, of a certain type of electrical switch has an exponential distribution with…

A:

Q: 26 randomly selected students were asked the number of movies they watched the previous week. The…

A: The data shows the number of movies they watched in the previous week of 26 randomly selected…