How did we get the numbers in the chart?

Q: Frequency Distribution Table Example: Mr. Marcelo was asked to present the performance of his Busine...

A: Solution-: We make a frequency distribution table of given test score  (data) of Mr. Marcelo busines...

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: Problem 3 The time T, in days, that it takes you to hand in your homework has an erponetial distribu...

A: Given,f(t)=e-t; t>00; otherwise

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

A:

Q: An admissions director wants to estimate the mean age of all students enrolled at a college. The est...

A: Given: E=1.6CI=90%σ=1.8

Q: A zoologist spent 70 days studying how often a slow loris is sighted per day in a particular forest....

A: The Chi square χ2 good ness of fit test is used to determine whether the observed distribution is eq...

Q: (9) There are 300 questions on a multiple choice exam. For each question there are 5 choices to choo...

A: Given sample size(n)=300Each question has 5 choices and there is only one correct answerp=15=0.2x~Bi...

Q: Identify the sample space of the probability experiment and determine the number of outcomes in the ...

A: We have given that a person’s letter grade ( A, B, C, D, F ) and gender (male(M), female(F)).

Q: When doing polling, for instance to figure out how popular a given candidate is, a common trick is t...

A: From the given information, There are N people for testing whether they support that candidate or no...

Q: A binomial probability experiment is conducted with the given parameters. Compute the probability of...

A:

Q: Fill in the blanks to complete the following statements. (a) For the shape of the distribution of th...

A:   For the shape of the distribution of the sample proportion to be approximately normal, it is requi...

Q: Avocado Oil Factory opens at 06:00 cvery morning. The daily arrival times of the employees at the Av...

A:  

Q: Solve the following problem. 1. A survey was conducted asking respondents if they are in favor of al...

A: For the given data Perform Z test for two proportion test

Q: Example 3.8. Forx = 1,2,3 and y = 1, 2, let the joint pmf of X and Y be defined by I+y fx,y(r, y) = ...

A: XY X=1 X=2 X=3 Total Y=1 2/21 3/21 4/21 9/21 Y=2 3/21 4/21 5/21 12/21 Total 5/21 7/21 9/21 1

Q: Under what circumstances would a score that is 15 points above the mean be considered an extreme sco...

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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: 3. Draw a histogram and locate mode from the following and verify with actual calculation. Class int...

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Q: . Approximate the probability of fewer than 350 errors in a month. 2. Approximate a value so that th...

A: Phoenix water is provided to approximately 1.4 million people who are served through more than 362,0...

Q: In a supermarket, one shelf can serve or take 5 items per hour, Items are coming in the supermarket ...

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Q: 20. A dietician prepares a diet specifying the amounts a patient should eat of the four basic food g...

A: "As the data values in part b are missing. We will solve part a and part c. To get the remaining par...

Q: /1FAlpQLSfQHVj30w949wli8P2K1fyhYnTi2je-Eokh7vHdrCar80_1KA/formResponse Question* Let X and Y be two ...

A:

Q: For a population with u = 80 and o = 12, what is the z score corresponding to X = 92? O +0.50 O +1.2...

A: Given :   Mean (μ) = 80 Standard deviation (σ) = 12 X = 92  

Q: Calculate the Harmonic Mean of the following series : Еxample Values : 2 6 10 14 18 Frequency : 4 12...

A: Given The data is as follows: Values  Frequency  2 4 6 12 10 20 14 9 18 5

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

A:

Q: Consider a t distribution with 3 degrees of freedom. Compute P(-1.12<t<1.12). Please show your work.

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Q: a. Suppose you know that the marketer is a B2B marketer. What is the probability that he or she plan...

A: HERE use bayes theorem and given data of table for calculating probability  

Q: 2  Define the random variable, its distribution, and compute for the variable/measure that is being...

A: Given Chane of striking oil = 20%

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: (a) Calculate the mean value of x. (b) What is the probability that x exceeds its mean value?

A: Here We will use Table for expected value (Mean)  

Q: A zoologist spent 70 days studying how often a slow loris is sighted per day in a particular forest....

A: In statistical hypothesis test, a chi-square test, or specifically Pearson's chi-square test is perf...

Q: Riverside Elementary school is holding a school-wide election to choose a school color. FIve-Eighths...

A:

Q: A simple random sample of size n = 81 is obtained from a population with u = 82 and o = 36. (a) Desc...

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Q: at the person opposed the tax or is femal emale) = pusandth as needed.) at the person supports the t...

A:

Q: Let x denote the amount of gravel sold (in tons) during a randomly selected week at a particular sal...

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Q: Suppose that a 9% discount is independently applied to Web orders for clothing with probability 0.15...

A:

Q: ) If the probability of a student receiving financial aid is 0.72, find the mean and variance of the...

A: Given: probability of a student receiving financial aid is 0.72 p=0.72 number of students(n)=40000  

Q: Given X-60 and s-12. Find the z- score value that corresponds to cach of the following scorces up to...

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Q: A simple random sample with n 57 provided a sample mean of 26.5 and a sample standard deviation of 4...

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Q: if the browns plant 3/16 tomatoes, 1/4 cabbage, and 2/8 peppers, what fraction of their garden will ...

A:

Q: Questions: 1. Let Y be a normally distributed random variable with mean u = 0 and standard deviation...

A: Given that, Let Y be a normally distributed random variable with mean μ = 0 and standard deviation o...

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: MY NOTES ASK YOUR TEACHER PRACTICE A Deer ticks can be carriers of either Lyme disease or human gran...

A:

Q: one from each of the two populations, are selected independently and the weights of all people in th...

A: Introduction: It is required to calculate the 95% confidence interval of the difference between the ...

Q: Within any distribution of scores, the location specified by z = +1 and the location specified by z ...

A: We have given Z = +1  Z = -1

Q: 0.51   0.72   0.11   0.91   1.28   0.53   0.94

A: Given: Amount of mercury​ 0.51 0.72 0.11 0.91 1.28 0.53 0.94

Q: Find the Quartile Deviation for the following data : 391, 384, 591, 407, 672, 522, 777, 733, 1490, 2...

A:

Q: To test the effect of a physical fitness course on one's physical ability, the number of sit-ups tha...

A: For the given data (1 ) Find Point estimate = ?

Q: Jhustine receives 84 or 85 as his grade on his four major subjects. Construct the sampling distribut...

A: Given that  Three major subjects have 84 or 85  We have to construct the sampling distribution of me...

Q: are 10 red and 10 blue boxes in a cart. Determine the number of ways to arrange the 20 boxes on a sh...

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Q: A hypothesis test uses a significance level of 5%. The Power of the Test is 0.90. Which of these sta...

A: Given : A hypothesis test uses Significance level  = 5% = 0.05 Power of the test = 90% = 0.90