Q. 1. Fit a straight line trend by least square method from the following data : Value of X : 1 2 3 4 5 Value of Y : 3 5 8 10

Q: The topic of global warmng increasingly appenrs in the news. It has t'he polendial to imoact compani...

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Q: 4 points Four year ago,Ismail deposited RM6 800 in an account that gives 4.55% simple interest per a...

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Q: For the following data obtain (i) mean, (ii) median, (iii) mean deviation from median, and (iv) the ...

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Q: pollution source. The distances and the average pollution are given in the table below: Distance to ...

A: Given: The data is as follows x y 2 11.5 4 10.2 6 10.3 8 9.68 10 9.32

Q: Which of the following pieces of information is used in calculating a correlation coefficient? Group...

A: Here when we calculate correlation coefficient then we need mean, standard deviation.

Q: If a mixture calls for 320 fluid ounces of ethanol, how many quarts is that?

A: Ethanol means ethyl alcohol It is colourless flammable liquid. 

Q: Compute co-efficient of correlation from the following given results: x =10, Edx = 0. Edy = 0, E(x-R...

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Q: Which of the ff. statements are true I. A small t-score value indicates that the groups are similar....

A: We have given 4 statements we have to select correct statements. 

Q: A regression was run to determine if there is a relationship between hours of TV watched per day (x)...

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Q: .From the following data construct simple average of relatives quantity index number in 1986 with 19...

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Q: 6. The - shows the number of observations with values smaller than the upper class boundary. A. grea...

A: Solution-: The --------- shows the number of observations with values smaller than the upper class b...

Q: 4. Mary Pineda ran against Bernie Leoncio for congreesman. In one precent, one of the two voting mac...

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Q: A small-town mechanic says that 8% his customers come in for an oil change. When  1000 samples were ...

A: It is given that a small-town mechanic says that 8% of his customers come in for an oil change.

Q: The ranks of the same 15 students in two subjects A and B are given helow; the two Tiumbers within t...

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Q: Represent the resultant of the three forces and one couple by an equivalent force R at A and a coupl...

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Q: Student A Student B Student C Mean 67.1 67.02 67.68 SD 0.2549509757 0.1095445115 0.3563705936 %RSD 0...

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Q: What I Can Do Directions: Analyze the problem below by providing a comprehensive answer from the giv...

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Q: 3. The following statements indicates the use of descriptive statistics EXCEPT A. Last school year, ...

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Q: 70 63 60 30 20 20 15 10 8 None Both Legs Only Wheels Only Type of Robotic Limbs Number of Robots

A: The handwritten solution.

Q: Situation 1. To find out the effectiveness of a Strategic Intervention Material, Mrs. Lunes conducte...

A: Given information: Student Pretest Post test 1 32 35 2 25 30 3 18 29 4 33 33 5 25 23 ...

Q: Using the method of least squares, fit a straight line to the fol- lowing data: x: 6 y: 13 12 5 10 1...

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Q: 1. Assume p = 100 and 6 = 16 1.1 What is the probability of selecting at random from the general pop...

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Q: A speaks the truth 2 out of 3 times and B 4 vut of 5 times : they agree in the ussertion that from a...

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Q: b. Babies who are born on or before 298 days are considered premature. (Round to the nearest integer...

A: The mean is 267 and the standard deviation is 15.

Q: The average marks obtained in the annual examination is 65 with the S.D. of 10. The top 5% of the st...

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Q: a private school students can choose only of French, Spanish or Music as their  Elective. In a group...

A: Given that  In a group of students, the number of males and females studying Spanish, French or Musi...

Q: The income distribution of officers of a certain company was found to follow normal distribution. Th...

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Q: Find Karl Pearson's coefficient of correlation from following series of marks secured by 10 students...

A: Data given  Marks in economics (X) 45,70,65,30,90,40,50,75,85,60  Marks in quantitative techniques (...

Q: The estimated standard error is a measure of central tendency

A: The estimated standard error is a measure of central tendency :

Q: 2014 Top Albums (Based on U.S. sales) Of all of the U.S. album sales, album 1 accounted for 22% of s...

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Q: Find the average rate of increase in population which in the first decade had increased by 20%, in t...

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Q: Q1. Given the Venn Diagram: Prob. Venn Diagram A 0.3 0.1 B 0.4 Find Pr( Not-A 'AND’ Not-B ). А. О.1 ...

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Q: The manager of an advertising department has asked her creative team to propose six new ideas for an...

A: Here Given  There is 6 new Proposal for advertising campaign for major client.(A,B,C,D,E,F)

Q: State the null hypothesis; Determine the level of measurement of the variables under study; Choose t...

A: Let X denote the Motivational Behaviour, And Y denote the Science Grade. NOTE : According to our gui...

Q: The length of bolts produced in a machine shop are normally distributed with mean length 11.8cm. A b...

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Q: Find the standard deviation of the observations 5, 11, 18, 25 and 41, using mutual differences betwe...

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Q: Situation 1. To find out the effectiveness of a Strategic Intervention Material, Mrs. Lunes conducte...

A: According to Bartleby guildlines we have to solve first three subparts and rest can be reposted.... ...

Q: Cumulative Frequency (More Than and Less Than): In a bank, the following were the deposits of curren...

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Q: frequency olistribution Far th determine : Contruct of Follawing data and O midpoint ( class mark). ...

A: Hi! Thank you for the question, As per the honor code, we are allowed to answer three sub-parts at a...

Q: Q. 6. Calculate Karal Pearsons co-efficient of correlation from the following given data. (i) Sum of...

A: The correlation coefficient is the measure linear relation between two variables. The value of corre...

Q: An insurance company has written 50 policies for ​$125,000​, 100 policies for ​$30,000​, and 250...

A:   we can find n = (50*125000+100*30000+250*10000) = 11750000  

Q: A wholesaler in apples claims that only* 4 per cent of the apples supplied by him are defective. A r...

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Q: “The rapid growth of video game popularity has generated concern among practitioners, parents, schol...

A: Given: r=-0.34n=72α=0.01

Q: The following data'show a linear relationship between two var- iables X and Y: X: 5 6 8 10 11 Y: 3 5...

A: We have given that,  The data set are :- X :-  5, 6, 8, 10, 11 Y:-   3, 5, 6, 7,  9 Then,  We will f...

Q: f(x, y) o, otherwise. (a) Find c. (b) Find P(Y >X) (c) Find marginal pdf's of X and of Y (d) Are X a...

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Q: According to a poll, about 18% of adults in country bet on professional sports. Data indicates that ...

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Q: Situation 3: Professor Rojas wanted to find out if his students' vocabulary skills correlate signifi...

A: Given information: Student Number Vocabulary skills Writing skills 1 37 83 2 24 75 3 25 ...

Q: A mail-order company business has six telephone lines. Let X denote the number of lines in use at a ...

A: Given that  Probability mass function of X is  x 0 1 2 3 4 5 6 p(x) 0.11 0.15 0.20 0.25 0.19 0....

Q: answer e f g h i

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Q: Cumulative Frequency Calculate mean deviation from median from the following data : Marks (Less than...

A: Given data is , Marks (less than) 80 70 60 50 40 30 20 10 No. of students  100 90 80 60 32 20 1...