31 31 - F1) 117, 133, 112, 118, 212, 95, 98, 98, 119, 118     Answer the question using the values related to the observation data of the main population, which is true for above observation’ median value?      A) 212  B) 117,5  C) 153,5  D) 118  E) 122

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A: Given Information :  The personal director believes that the distribution of reasons workers leave…

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Q: a. Test if the proportion of unemployed non-science female graduates is more than the proportion of…

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Q: frequency table of grades has five classes​ (A, B,​ C, D,​ F) with frequencies of 4​, 11​, 14​, 4​,…

A: The Sum of the frequency is calculated as: 4​ + 11​ +  14​ + 4​ + 3 = 36 The formula of relative…

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A: Population mean in case of proportion is given by = np Where  n= sample size p=proportion

Q: A random sample of 121 CEOS is selected to determine the number who are less than 39 years old. The…

A: The given data set is, (a) The number of CEO's are less than 39 is,x= 20

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A: We have given that a five number summary of the data that shown in box plot.

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Q: Please help me with a,b,c C. Based on your answer to part (b), choose what the administrator can…

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Q: Use ANOVA to determine if student A is the brightest among the four senior students of XYZ…

A: INTRODUCTION :  Completely randomised design.: The mathematical model for one way classified data…

Q: a random sample of 82 professional actors, it was found that 45 were extroverts. Let p represent the…

A: Let  X be number of extrovert out the number 'n' Then  Proportion of extrovert ( p^)= x/n

Q: ere is a set of sample data 2 7 10 14 16 18 20 24 28 34 38 39 46 49 50 51 54 59 72 78 80 90 92…

A: Given data :  2 7 10 14 16 18 20 24 28 34 38 39 46 49 50 51 54 59 72 78 80 90 92

Q: From ggplot library in r, I am using the txhousing data set. How can I create a tibble that the…

A: Given information: A Tibble needs to be constructed using txhousing data set in R.

Q: 8. For the date 4, 16, 20, 24, 38,57,59,60,60,74, compute the 10% trimmed mean.

A: Given data :  4,16,20,24,38,57,59,60,60,74 n = 10

Q: 8, 11, 14, 14, 13, 15, 9 Mean Median Mode

A: Mean = sum of observation/ number of observation So, mean = 84/7=12

Q: 10.A company you work for wants to make sure that they are not discriminating against anyone in…

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A: Given data: 107, 92, 97, 95, 105, 101, 91, 99, 95, 104 Mean: X¯=∑xin=107+92+..+95+10410=98610=98.6…

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A: Data 2 5 7 8 9 10 12 24 12 12 13

Q: A university carried out a study that gives the age distribution for a representative sample of 375…

A: Chi square χ2 good ness of fit test is helpful to check  whether the proportion in each category…

Q: The  marks obtained out of 45 by 20 students of a class in the prelim exam are given below: 33, 40,…

A: The given data is: 33, 40, 17, 8, 29, 11, 21, 3, 16, 44, 11, 23, 10, 9, 37, 37, 25, 41, 20, 3

Q: 2.  Half of Oxnard College students are younger than 21 years old, and half of students are older…

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A: Use EXCEL to obtain the value correlation coefficient r:   EXCEL procedure:   Go to EXCEL Go to…

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Q: Give two sets of five numbers that have the same standard deviation but different means. Oset1: 2,…

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Q: 54, 57, 60, 61, 62,63,67 From the set of population, list all possible samples of size 4 and…

A: Population contains all the possible outcomes and sample is a subset of the population.

Q: Here is a set of sample data 2 4 7 10 12 22 25 27 34 35 37 38 39 42 47 53 54 55 59 77 85 86 94…

A: Given 2 4 7 10 12 22 25 27 34 35 37 38 39 42 47 53 54 55 59 77 85 86 94

Q: 27,25,20,15,30,34,28,25 Compute "Mean" and Standard Deviation of it.

A: Formula : Mean = x̄=Σx/n sample variance :

Q: 2. Jada surveyed 300 people from various age groups about their shoe preference. The two-way table…

A: Given : Jada surveyed 300 people from various age groups about their shoe preference . The…

Q: Compute the mean of 91, 10, 45, 73, 41

A: Mean (X bar) of the data can be computed by  Xbar= sum of observation/ total number of observation

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Q: If the mean of examination scores for two classes of the same level: A and B, in a certain school…

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Q: 12,15,13,14,16,18,19,15,14,132,13,115l16l14,12,15, find  first quratile for given data

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Q: A statement made about a population for testing purpose is called?

A: For testing procedures, first we make a statement about the population.

Q: mean,themedian,andthemodeofdataset:12.37,13.33,32.67, 12.37,

A: The mean is calculated as: =12.37+13.33+32.67+12.37+ 26.455=97.19 5= 19.438

Q: A recent poll surveyed 1587 adults (18 years of age and older, residing in the contiguous United…

A: The hypotheses for this test can be constructed as:H0: voting preference is independent of gender…

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Q: Five big personality tests are standardized so that the average score is 100 for the entire group of…

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Q: According to a study, there are more students purchasing black ballpens than any other color of…

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Q: A researcher wanted to know study perceived attractiveness and self- esteem. They floated…

A: 1)T-test (Dependent) as we are comparing the same population after one week

Q: 3 A researcher wants to determine the mean income of adults in a particular state. She decides to…

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