The following table gives the marks obtained by 65 students in statistics in a certain examination. Calculate the median. Marks No. of students More than 70% 7 60% 18 50% 40 40% 45 20% 63 >> 10% 65

Q: SOLVE THE FOLLOWING: 1. The average secretary’s salary in YOKONA Company is Php38,764. Assume this ...

A: We have given that.   X~N( μ , ?^2 )   μ =38764 , ? =5100   Z-score =( x - μ )/?   NOTE:- According ...

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A: For the given data Select the correct choice  

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A: Here use combination and total arrangement 

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Q: With usual notations it is given that : Σ p9go475, Σ p.g - 550, Σ pα-545 and Σ p.q 620.

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Q: I swear I get so much junk email! I suspect 50% of my emails are junk emails. The results of selecte...

A: Hypothesis testing : Hypothesis testing is a type of statistical inference that uses sample data to ...

Q: 7/ An Urn contains six red, seven blue and eight white balls. If two balls are drawn randomly and wi...

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A: ANOVA test : ANOVA, or analysis of variance, is a statistical method for separating observed varianc...

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A:

Q: Does the relationship between the independent variable and the dependent variable changeas a functio...

A: Statistical relationship between two variables is referred to as the correlation. 

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Q: 3. Show two (one of the first three and one from the bottom three) of the following properties on St...

A: Op(1) =  Term bounded in probability  op(1) = Term converging in probability to zero  

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A: For a time series, Yt to be considered non-stationary:

Q: 19. Find the characteristic function of binomial distribution.

A: Given that ;  A binomial distribution probability mass function.  By using this we calculate the cha...

Q: 891, 937, 959, 1017, 1047, 1097, 1169, 1173, 1184, 1235, 1266, 1345, 1353, 1357, 1391, 1414, 1453, 1...

A: Given:  A given data:891, 937, 959, 1017, 1047, 1097, 1169, 1173, 1184, 1235, 1266, 1345, 1353, 1357...

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A: Given: Sample size, n=36 SAT score, X 550 505 522 519 572 435 506 522 668 516...

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A: As per the Bartleby guildlines we have to solve first three subparts and rest can be reposted.. Give...

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Q: A particular brand of trans-fat butter was analyzed to determine the level of poly acid (in percenta...

A: Given: x 16.8 17.2 17.4 16.9 16.5 17.1  

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Q: Mr. Dela Cruz, a product design consultant, claims that at least 10% of all sports helmets have prod...

A: We have given claims that at least 10% (true population proportion p) of all sports helmets have pro...

Q: 43. Laaspeyre's quantity index number is : (A) 114.79 (B) 115.79 (C) 116.75 (D) 95.79.

A:

Q: In which subjects did they do best and worst.

A: Here use basic of standard normal distribution 

Q: A random sample of 14 cigarettes of a certain brand has an average nicotine content of 3.6 milligram...

A: Note: According to Bartleby expert guidelines, we can answer only first question with their three su...

Q: A journal article reports that a sample of size 5 was used as a basis for calculating a 95% CI for t...

A: Given: LCL=229.962 UCL=233.706 Sample size, n=5

Q: A barangay chairman claims at least 85% of the residents in his barangay have household pets. To tes...

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Q: 3. A researcher wants to estimate the average academic performance in Mathematics of grade 10- Mabuh...

A: We have given that  Sample size n =7 I want to find mean and variance.  Mean = sum of all observatio...

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A: Population contains all element which related to the study. Sample is a sub part of population which...

Q: In a memo to all those involved in tax preparation, the IRS indicated that the mean amount of refund...

A: Let X be the random variable from normal distribution with mean (μ) = $ 1600 and standard deviation ...

Q: What is the value of c given the joint probability density function:

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Q: les) 10% 10% 30 6% 5% 60 7% 5% % of isopods( of Roaches and Pill Bugs) in warm vs 90 7% 6% Time 120 ...

A: In the first graph the comparison has been done between the proportion of roaches and proportion of ...

Q: The data from Technometrics considers the variability in repeated measurements of the weight of a sh...

A: Given : Sample size (n) = 15 Sample S.D(S) = 0.0083 Significance level (α) = 0.05  

Q: For each distribution, simulate a sample of N = 200 and compute empirical mean, empirical standard d...

A: Given information: n = 200 N0.5,4 As per guidelines we will only answer the first three subparts, pl...

Q: A particular brand of trans-fat butter was analyzed to determine the level of polyunsaturated fatty ...

A: The objective is to compare 99% prediction length and 99% CI length 

Q: The data from Technometrics considers the variability in repeated measurements of the weight of a sh...

A: We have given that  Sample size n =15 Sample standard deviation =0.0083 Population standard deviatio...

Q: Find the value that is one standard deviation below the mean

A: We have given that the data are the distances between a sample of 20 retail stores and a large distr...

Q: Consider the implications of selecting a sample based upon your choice as a researcher and how you c...

A: If a sample is selected upon the choice of a researcher then it is expected to have a bias which mea...

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Q: In a factory there are 100 skilled, 250 semi-skilled and 150 unskilled workers. It has been observed...

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