Between which two consecutive days is the greatest decrease in the number of likes? Saturday and Sunday Thursday and Friday Friday and Saturday Monday and Tuesday

Q: a.What percentage of the sample of 790 college graduates said they wished they had studied harder?…

A: Hello! As you have posted more than 3 sub parts, we are answering the first 3 sub-parts.  In case…

Q: a) Draw a tree diagram displaying the probabilities.

A: here from  given information make probability tree and contingency  table

Q: Suppose that, as in Exercises 5.11 and 5.79, Y1 and Y2 are uniformly distributed over the triangle…

A: The given diagram is,  Therefore, from this diagram,  The point are, (0,1),(-1,0),(1,0) i.e.…

Q: Rust-Oleum is a company that manufactures and sells spray paint. Their American Accents line of…

A: From the provided information, Sample size (n) = 30 Sample mean (x̄) = 7.16 Standard deviation (s) =…

Q: find the 95% confidence interval to estimate the proportion of CCC adults that favor a ban on…

A: Here Given  Sample Size=n=100 Proportion of adults supports ban on assault-style weapons=p^=0.62

Q: For the following system of linear equations, one equation has been omitted from the system. 2h + 4n…

A:

Q: Assume an infinite population and solve the given Given with random samples of size n selected from…

A: Mean of Sampling distribution :  The mean of sampling distribution (μx) is an unbiased estimator of…

Q: Identify the following probability distributions as discrete or continuous. Justify your answer. 20…

A: We have given the following statement about the Poisson distribution, and Geometric distribution.

Q: If GE sells 330 ovens, how many ovens in total would they expect to provide a full or partial refund…

A: The lifespan of an oven made by General Electric (GE) has a mean life of 2.03 years, exponentially…

Q: Consider the probability that more than 43 out of 130 people have been in a car accident. Assume the…

A: Given that n =130 ,p =0.97

Q: Determine the null and alternative hypotheses if one should use to test if the mean commute time to…

A: Determine the null and alternative hypotheses if one should use to test if the mean commute time to…

Q: technology company is forming a task force of six members to deal with urgent quality  issues.  The…

A:

Q: ed incomplete blocks teness necessary if blocks are too small to allow us t a block. s Balance'…

A: Incompleteness in Designs:

Q: When there is autocorrelation in time series variables, OLS regression models produce unreliable…

A: When there Is autocorrelatlon in time series variables, OLS regression models produce unreliable…

Q: Use the given problem to answer the following questions: A random sample of 25 is selected from a…

A:

Q: Consider the previous Question 6. We let X1, X2,..., X, be a random sample of size n = 160 from the…

A:

Q: This graph is from a study evaluating an opioid drug and gender on pain levels. Which of the…

A: Interaction effect means the effect of one independent variable on the other dependent variable…

Q: 7 Draw an ogive cure from the data given below. Profits (Rs in lakhs) No. of Shops 10-20 6. 20-30 8.…

A:

Q: 3. Given n = 36, ī = 786, o = 48, µ = 800 to test the hypothesis that µ = 800 against µ # 800. What…

A: For given data which test statistic be used

Q: Please help me with Q:D I tried a-lot

A: Given data in a group of 1000 people only 5% have type AB blood.

Q: If you use a 0.05 level of significance in a two-tail hypothesis test, what decision will you make…

A:

Q: (a) Construct a 95% confidence interval estimate of population mean score a student get in the IELTS…

A:

Q: In a random sample of 532 individuals, 78% stated they needed a laptop in order to work from home.…

A: Given that  n=532 , p=78%=0.78 99% confidence level

Q: The Westchester Chamber of Commerce periodically sponsors public service seminars and programs.…

A:

Q: Calculate the standard deviation o of X for the probability distribution. (Round your answer to two…

A: Introduction:  Standard deviation: Standard deviation is the tool for measuring the variability of…

Q: A survey of a class of 25 students collected data on the types of movies the students prefer most.…

A: A survey of class of 25 students collected data on the types of movies the students prefer the most.

Q: I need help on part b on this question

A: Given :

Q: The proportion of residents in a community who recycle has traditionally been 62%. A policy maker…

A: Given that  p=62%=0.62 Null hypothesis=H0  , Alternate hypothesis=H1

Q: 8. Draw less than ogives for the following data. Marks: 40-50 50-60 60-70 70-80 80-90 No. of…

A:

Q: Review(19a): The mean of a distribution is 35. The median is 30. The mode is 25. The distribution…

A: The correct option is (b) positively skewed  Because mean>median>mode

Q: kamination. Y Mean marks 39.5 47.5 S.D marks 10.8 16.8 Co-efficient of correlation is r=0.42. Find…

A: Given that  Correlation coefficients r =0.42 Markx in English X=50

Q: A sample size of n is taken from the population which is normally distributed with mean μ and…

A: According to central limit theorem we know that If the size of the samples taken from the population…

Q: Find the middle terms in the expanion of the following : 7 2r2 3x - 3

A:

Q: When there is autocorrelation in time series variables, OLS regression models produce unreliable…

A: Given that  When there is autocorrelation in time series variables, OLS regression models produce…

Q: The owner of Maumee Motors wants to study the relationship between the age of a car and its selling…

A: Given that

Q: 5. Calculate the allelic frequencies observed in the class for marker PV92. Js the class…

A: Hello! As you have posted 2 different questions, we are answering the first question. In case you…

Q: A preacher claims during his sermon one Sunday that the average number of minutes people spend…

A: Given

Q: When there is autocorrelation in time series variables, OLS regression models produce unreliable…

A: When there Is autocorrelatlon in time series variables, Ots regression models produce unreliable…

Q: A country consists of 20 states. There are 386 seats in the Congress which are to be apportioned…

A: Standard quota is calculated by dividing the total population with the number of seats. The modified…

Q: If instead of 25, 80 male runners are selected for the study, what is the sampling error at 95%…

A: Given that Sample size n = 80 Sample mean = 53 Population SD = 5.5 Margin of error E = 0.8 The…

Q: 1. If X,, X2, .X, forms a random sample of size n from a population with pdf f(x; 8,8) = 0 for x>0…

A:

Q: I. Word Problem. Ilustrate the given situation in a Venn diagram and answer the following questions.…

A: Given that  Total initial items=100 Note: According to bartleby experts question answers guidelines…

Q: 1 Find the IQR. What does it mean in this situation? Assuming the distribution is unimodal. It is…

A: Note: According to bartleby experts question answers guidelines an expert can solve only first three…

Q: Person 2 3 4 5 6 Test A 111 104 107 103 89 102 Test B 113 100 104 106 85 96 Calculate the test…

A:

Q: 81 69 46 48 526 33 32 265 2255   46 372 23 87 413 55 246 116           Question content area bottom…

A: We have given data are 81 69 46 48 526 33 32 265 2255  46 372 23 87 413 55 246 116

Q: Questions 7 to 10. If You want to explore the relationship between statin exposure and risk of Type…

A: There are two broadly classified study, they are case control and cohort study. Case control study…

Q: If in the expansion of (1 + n}+", the 5th term is 24 times the 3rd term, fnd the value of n.

A:

Q: Which of the following is an example of quantitative data? Select all that apply The steak weighs 8…

A: Quantitative data; It is a type of data that could be checked in numerical terms. For this type of…

Q: The education department has conducted a survey to review student’s language ability. A sample of 40…

A: We have given that  x1 = 28        x2 = 32 n1 = 40         n2 = 40

Q: 1) p-value = a 2) p-value > a 3) a < p-value 4) p-value < a

A: Given Here  a=level of significance