Which expression has a value of ? 15 2 10 4/3

Q: The sum of two numbers is 45. The first number is twice large as the second number. What are the num...

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Q: The martial status distribution of the U.S. Male Population, age 15 and older is as shown below. (Pi...

A: The categorical variable is marital status. We have to test whether the data fit the distribution of...

Q: A box contains 10 balls. Three are numbered 0, two are numbered 1, one is numbered 2, two are number...

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Q: Compute Arithmetic Mean from the following frequency distribution C.I 2. 6 7-11 12-16 17-21 22 - 26 ...

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Q: 1. (Witmer book – Page 116, Q: 3.6.12) Childhood lead poisoning is a public health concern in the Un...

A: Given: n = 16 p = 1/8 = 0.125  

Q: following stătements best describes A. The population decreases by 29.2 B. The population is greater...

A: Explanation:  As sample sizes increase, the sampling distributions approach a normal distribution. W...

Q: 4. The data below represents the weights of patient fitted with a holter monitor (in pounds). 120 13...

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Q: From the following data compute arithmetic mean by direct method: Marks : 0-10 10-20 20-30 30-40 40-...

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Q: It is known that 40% of the students in a certain college are girls and 50% of the students are abov...

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Q: (b) y = Vr - 4x Find if (a) dx

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Q: For the followng set 4 data 13, 16, 15, 22, 26, 32,37, 37, 40,44, 47 55, 59, 62, 67,77,78, 83 a) Con...

A: Class boundaries : subtracting 0.5 from lower class limit and adding 0.5 to upper class limit. Count...

Q: 2. In a certain barangay, a researcher wishes to determine whether the average expense of the famili...

A: Given,sample size(n)=15sample mean(x¯)=P 8500standard deviation(S)=P 1500α=0.01

Q: For the following set 4 data 13,16, 15, 22, 26, 32,37, 37 55, 59, 62, 67,77,78, 83 pel

A: Given data :  13,16,15,22,26,32,37,37,40,44,47,55,59,62,67,77,78,83

Q: You must estimate the mean temperature (in degrees Fahrenheit) with the following sampl 39.7 48.2 34...

A: Given data, 39.7,48.2,34.4,37.3,31.1,51.7,34.6,40.4,38.7,28.1,48.1,45.7

Q: Determine the percentile of the following. (Please make the answer CLEAR so that I can understand i...

A: Given that,  Mean = 85 nd standard deviation= 3 We've to find 65th percentile. 

Q: 3. A recent survey stated that adults spend an average of 8 hours a day playing mobile games. A rand...

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Q: C. Given: A population of 2000 normally distributed scores with mean:u = 74, and o = 6. How %3D many...

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Q: Data: Student's body weight (kg): 41 60 72 53 72 65 64 48 90 39 38 60 75 48 62 63 49 58 39 72 56 75 ...

A: For the given data Make frequency distribution table

Q: If r12= 0.8, 13= 0.4 and 123 = 0.56, find the value of r12.3, 132 and r23.1.

A: Given,r12=0.8 , r13=0.4 , r23=0.56

Q: as replacements to lactating cows. A farmer kept a record of the number of heifer calves born to eac...

A: Any assumption about the parameter or probability function is known as hypothesis testing. For the g...

Q: 4. From the following data obtain the two regression equations : Sales 91 97 108 121 67 124 51 73 11...

A: Solution is given:

Q: Ex. A large number of insects are expected to be attracted to a certain variety of rose plant. A com...

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Q: Download/open DJIAS P500.xlsx and run a regression report using DJIA to predict S&P 500. In the blan...

A: Enter the data as shown below in Excel.

Q: Components coming off an assembly line are either free of defects (S, for success) or defective (F, ...

A: ( a ) The smallest value of y is ? The outcome corresponding to this is ? The second smallest value ...

Q: In a survey of 500 students in a university, 200 are enrolled in Math, 180 are enrolled in Chemistry...

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Q: . This is weights (in grams) of 50 rats used in a magnesium shortage investigation. Using the table ...

A:  Using the table make histogram, frequency polygon and its cumulative frequency/ ogive .  

Q: The Mathematics Department is holding an election for department chair. Each member ranks the candid...

A: Head-to-Head Winner  A candidate is a Head-to-Head winner if he or she beats all other candidates by...

Q: The size of the left upper chamber of the heart is one measure of cardiovascular health. When the up...

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Q: 6. The following data represent the ages of 15 people buying lift tickets at a ski area. 15 30 25 26...

A: The Interquartile range (IQR) for the age of given 15 observations is given as: IQR=Q3-Q1where, Q1=v...

Q: (a) If r12 =0.9, r13=0.75, r23=0.7, find R1.23 (b) Given that r12=0.77, r13= 0.72, r23=0.52; calcula...

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Q: From the following data calculate Spearman's rank correlation coefficient where X and Y are the mark...

A: Given data is X 48 33 40 9 16 16 65 24 16 57 Y 13 13 24 6 15 4 20 9 13 19

Q: 47. Top ten video games: According to Wikipedia, the following are the top ten selling video games o...

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Q: Calculate the rank correlation coefficient for the following data: 39 65 62 90 82 75 25 98 36 78 y 4...

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Q: You and your 4 other friends play 5 ranked games in Mobile legends every day for the past few months...

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Q: 2. Fit a trend equation of the form Y= a+ bX bY the method of least squares to the following data an...

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Q: Зx + log dy find dx If y = 4 — Зх -

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Q: The following frequency table gives the height (in inches) of 100 students in a college. Heights (in...

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Q: A random sample of size n; - 13 is selected from a normal population with a mean of 75 and a standar...

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Q: a. Psych 101 only b. Psych 101 and Spanish 200 but not French 10 c. French 10 or Spanish 200

A: as per guidelines i have calculated 3 subparts kindly repost for remaining In a survey of 500 studen...

Q: Write 7/80 as a decimal. Write 5/18 as a repeating decimal. Write 7/17 as a decimal and round it t...

A: Here we use basic concepts and rule  of probability and math that's why I m uaing another phone .

Q: 5  Define the random variable, its type of distribution, and compute for the variable/measure that ...

A: Here Given Number of traffics accidents requiring medical assistance on the killer highway between 7...

Q: Test the claim that for the population of statistics final exams, the mean score is µ= 79 using the ...

A: As per our guidelines we are supposed to answer only one question per post so i am solving first que...

Q: girls in 8 births. E Click the icon t view the data table. The mean is u= girl(s). (Round to one dec...

A: Given that Probability distribution table X 0 1 2 3 4 5 6 7 8 P(x)  0.006 0.031 0.114 0.212 0.2...

Q: Find the regression equation showing the regression equation of capacity utilisation on production f...

A: Let X be the capacity utilisation  Y be the production   

Q: (3) At The Fencing Center, the probability a fencer use the foil as the main weapon is 0.65. If we r...

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Q: 1 Example 7. For f (x) = – find f"(x). %3D -

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Q: independent. If the dart lands inside the unit circle (i.e. circle with radius 1) centred at (0, 0),...

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Q: . 5. The following series relates to the marks secured by students in an examination. Marks No. of s...

A: Solution is given:

Q: sample has OX = 64 OX = 60 O X = 70 OX = 68

A: Given: In a sample M=72 s=4 z=-2.00  

Q: How does theta-logistic growth differ from logistic growth? Give an example of when a theta-logisti...

A: Question: How does theta-logistic growth differ from logistic growth? Give an example ofwhen a theta...