What is the type of the variable "The total number of calls made by a salesperson in a month"? O a. Quantitative - Discrete Ob Qualitative Nominal Oc Quantitative Continuous Od Qualitative - Ordinal

Q: d. At the .05 significance level, is there a difference in the means of two populations? No, they…

A: Solution-: Given: n1=80,n2=70,x¯1=104,x¯2=106,s1=8.4,s2=7.6,α=0.05 We want to test the hypothesis:…

Q: Find the indicated z score. The graph depicts the standard normal distribution with mean 0 and…

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Q: 3. find the posterior distribution for 8, i.e. k(0|x) 4. find the Bayesian estimator for 0, that is,…

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Q: Q6:The following distribution received each day during the past (50) days at the office of a…

A: Given The number of order 0-12 13-15 16-18 19-21 Number of day 4 12 20 14

Q: A¶ AaBbCcDc AaBbCcDc AaBbC AaBbCct AaB AaBbcct AaBbCcD. AaBL T Normal 1 No Spac... Heading 1 Heading…

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Q: :A: An urn contain three red balls ,two blue ball and selecte d and its color noted. Then it is…

A: Given No. of red balls=3 No. of blue balls=2 No. of white balls=5 Total balls=3 red balls + 2 blue…

Q: Use the contingency table below to find the probability of the following events.   a.​ A|B b.​ A|B'…

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Q: The following chart shows the annual spending per person on chocolate in 2011. pita $250 Annual…

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Q: F(x) = x < -1 = 0 F(x) = -1 ≤ x < 0 = .15 F(x) = 0 ≤ x < 2 = .3 F(x) = 2 ≤ x < 3 = .5 F(x) = 3 ≤…

A: Solution

Q: Q1/ A- Represent the following data in a graph using the bar graph method. temperature [ today] 27…

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Q: A jar contains 4 red marbles, 8 green marbles and 12 white marbles. If a marble is drawn from the…

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Q: A financial services firm is interested in investigating the cost of exporting a company’s products…

A: The given problem is based on one way analysis of variance (ONE WAY ANOVA).

Q: Q3: The annual rainfall was measured in the Western Desert during a period of one year, and the…

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Q: There is a lower limit but no upper limit for a random variable that follows the   a. ​normal…

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Q: Continuous data is a type of data that is based on countable observations and is generally…

A: No, continuous data is not based on countable observations. It can be only observed and it is…

Q: A school principal claims that 40% of the students of the school are dissatisfied by the community…

A: Given that  Population proportion =0.40 Sample size =600 Sample proportion=0.45  Level of…

Q: Car inspection: Of all the registered automobiles in a city,10% fail the emissions test. Fifteen…

A: Givensample size(n)=15p=0.10Let "x" be no.of automobile fail the…

Q: 1. data use numerical values to describe something of interest either by measuring it or counting O…

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Q: aph using the bar graph temperature toc

A: The given data is Today Temperature Saturday 27 Sunday 29 Monday 29…

Q: Use Kurtosis to analyze the given data below:

A: Data set given to analyze by kurtosis

Q: 9. Suppose I play a gambling game where I either win or lose k dollars. Suppose further that the…

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Q: The scatter plot shows the number of years of experience, x, and the amount charged per hour, y, for…

A: Solution-: We want to find, (a) An appropriate equation of the line of best fit? (b) Using (a)…

Q: It is known that people in the USA spend on average 17 hours a day using electronic devices with a…

A: As per our guidelines we are suppose to answer only one question1)GivenMean(μ)=17standard…

Q: QUESTION 13     Which of the following statements is true for the following observations: 9, 8, 7,…

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Q: 15. Sales at a fast-food restaurant average $6,000 per day. The restaurant decided to introduce an…

A: Given that  Sample size n =49 Sample mean =6400 Population standard deviation =1000

Q: The data below shows the monthly rent for 24 students: 1500, 1350, 350, 1200, 850, 900, 1500, 1150,…

A: As Prof. P. K. Giri said "Relative frequency of a number is defined as the ratio of the actual…

Q: 17% of all Americans live in poverty. If 42 Americans are randomly selected, find the probability…

A: Solution  Given That  17%  of all Americans live in poverty. If 42 Americans are randomly selected,…

Q: Q1/b- Complete the following table and then find the arithmetic and harmonic mean of the following…

A: The question is about arithmetic and harmonic mean of the grouped data Given :

Q: Let X(t) be a Gaussian process with px (t) = t, and Rxx(t₁, t₂) = 1+2t₁t2. Find F X(2) < 33

A: From the given information,  X(t) be a Gaussian process with μXt=t and RXXt1,t2=1+2t1t2. Consider,…

Q: The amount of time that people spend at Grover Hot Springs is normally distributed with a mean of 71…

A: As per our guidelines we are suppose to answer only three sub parts. Given,mean(μ)=71standard…

Q: The following data are the final exam scores of the 15 students in a small calculus class. 83 72 74…

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Q: An urn contains 3 red balls and 2 blue balls. A ball is drawn. If the ball is red, it is kept out of…

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Q: 48% of all violent felons in the prison system are repeat offenders. If 44 violent felons are…

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Q: A property of ...........data is that the differences between categories are not meaningful and,…

A: Given a statement related to measurement of a data to have to fill the blank with correct option.

Q: There are four estimates made for the anticipated cycle time to produce a subcomponent. The…

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Q: Which of the following is NOT a plot of residuals typically used in multiple regression analysis…

A: Answer :- Which of the following is NOT a plot of residuals typically used in multiple regression…

Q: What is the Sample Skewness for the following numbers: mean of 110 , median of 104, and standard…

A: The question is about skewness Given : Mean  = 110 Median = 104 Std. deviation = 48.47

Q: A United Nations report shows the mean family income for Mexican migrants to the United States is…

A: Given that  Sample size n =24 Sample mean =30150 Sample Standard deviation =10560 NOTE:- According…

Q: Q3: The annual rainfall was measured in the Western Desert during a period of one year, and the…

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Q: Which of the following is a property of r, the coefficient of correlation?     a. r always lies…

A: Solution Given That Which of the following is a property of r, the coefficient of correlation?…

Q: (c) Percentage of consumers who recycle and live in a state with a deposit law. (Round your answer…

A: c) The number of consumers is 1000.

Q: American adults spend an average of 11 (standard deviation of 2.5 hours) hours per day watching,…

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Q: Q1/ A- Represent the following data in a graph using the bar graph method. temperature today] 27…

A: Bar chart Bar chart is suitable when data is categorical. Frequency in a bar chart can be…

Q: The highway fuel economy of a 2016 Lexus RX 350 FWD 6-cylinder 3.5-L automatic 5-speed using premium…

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Q: 4. An emergency department in a private hospital has a displayed waiting time of 40 minutes. Staffs…

A: Note: As per guidelines we will only answer the first three subparts, please repost other subparts…

Q: a certain type of automobile tire (in thousands of miles) is normally distributed with mean41 and…

A: According to guidelines we solve three subparts when given multiple subparts.

Q: An experiment was conducted to compare two methods (namely slide method and digital method) used by…

A: As per the requirement , solving subpart(iii)  The objective is to test the time taken by the…

Q: A negative value of z indicates that a. the data has a negative mean. b. a mistake…

A: A negative value of  z indicates that Select the correct choice

Q: An insurance company crashed four cars in succession at 5 miles per hour. The cost of repair for…

A: Given data is ,424 , 455, 406, 211

Q: A manufacturer of television sets claimed in its warranty that in the past only 10% of its sets…

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