Chi-Square Distribution A survey is conducted among workers in Pasig City to determine if there is any difference between the proportions of women and men who drive to work, take the bus to work or take the MRT to work. Test at a = 0.05. The results are as follows:     Drive              Bus                    MRT Men Women   70                115                     220   55                  95                     125

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A: Given that  A report the standard deviation of monthly cell phone bills was $5.23 σ=$5.23

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Q: 3. 2 P(x) 0.08 025 0.34 0.31 0.04 4. 2 4 P(x) 0.03 0.22 1.01 0.23 0.02 5. 2 3 0.34 4. P(x) 0.05 0.27…

A: We have given that three different discrete probability distribution.

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A: Given

Q: (c) Compute the P-value. Round the answer to at least four decimal places. P-value

A: Given that  Sample size n=354 Sample mean =25.8 Standard deviation =5.3

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A: It is given that The regression equation is Predicted hours of sunshine = 2847 – 6.88(days of rain)

Q: 23. If you are doing a two-tailed test and alpha = .05, find the critical value of r from the table:

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Q: Suppose X is a random variable distributed with mean u and standard deviation ơ > O. If the random…

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Q: The first statistics exam had a mean of 71 and a standard deviation of 11 points; the second had a…

A: Given Mean =71 Standard deviation=11

Q: 45. A researcher measures IQ and weight for a group of college students. Which kind of correlation…

A: We have given the following statement about the correlation.

Q: 1. Generate 10 random numbers from 1-10 and get the following data. A. Mean B. Median C. Mode

A: As per our guidelines we can solve first three sub part of question and rest can be reposted.

Q: 4. What is your alternative hypothesis? (in word:

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Q: You want to obtain a sample to estimate a population proportion. Based on previous evidence, you…

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Q: a) Identify the null and alternative hypotheses? H0H0:                H1H1:                b)…

A: Given that  Sample size n =55 Sample mean =98.31 Standard deviation =1.03 NOTE:- According to…

Q: Exercise 2. In a study of memory processes animals were presented with a one-trial avoidance task.…

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Q: A. Find a 98% confidence interval for the proportion of heads in the experiment. B. Is there a…

A: here given ,  sample size  = n = 15000  x = no of heads  = 7515 here p^ =  751515000 = 0.501

Q: Test the hypothesis using the P-value approach. Be sure to verify the requirements of the test. Ho:…

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Q: Graph distributions of point sums by throwing a perfect die up to 30 times and test each case with…

A: When throwing a perfect die is 1/6. p=1/6 For n=5 tosses: Normal distributionμ,σ=Nnp, np(1-p)…

Q: Please answer 5 b. And make a table for it please and make it understandable thank youu

A: 5.(b)  We have given that,  The data set are :- X:-18, 22, 30, 27, 19, 25, 2, 15, 6 Then,  We will…

Q: Curing diabetes: Vertical banded gastroplasty is a surgical procedure that reduces the volume of the…

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Q: Consider the following time series data for the real consumption of households and government, at…

A: Time series defined as the depending on time. The data is arranged in a chronological order of time.…

Q: Do iv & v only

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Q: college claims that the proportion, p, of students who commute more than fifteen miles to school is…

A: Given that  Sample size n =275 Favorable cases x =51 Sample proportion p^=x/n  =51/275 =0.1855

Q: 1. Determine sufficient statistics in the case of a random sample of size n from the uniform (a)…

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Q: Define the population parameter in context in one sentence.

A: Here we have the given statement about the population parameter.

Q: 19. What is the value of SSx? (SHOW YOUR WORK)

A: We need to find the value of sum of squares of X i.e. SSx using the given graph and table.

Q: Find the probability that on any given day that there will be at most 7 thousand dollars in sales.

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Q: Part B Based on past hospital records, the probability of a patient survive from a certain disease…

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Q: for an individual with awards to pass the exam comparing Given the parents' average education level…

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Q: reported in the newspaper article that “at least 20% of the present welfare recipients are…

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Q: In 2008, there were 507 children in Arizona out of 32,601 who were diagnosed with Autism Spectrum…

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Q: In an M/M/1 queueing system, the arrival rate is 9 customers per hour and the service rate is 12…

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Q: A political candidate has asked you to conduct a poll to determine what percentage of people support…

A: Given that  Margin of error=E=3%=0.03 95% confidence  level

Q: Ame Journal de Botanique reported that the mean height of Begonias grown while being treated with a…

A: Hypothesis Testing and Statistical Test The hypothesis testing is inferential technique to examine…

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Q: Express the confidence interval 43.8 % < p < 53.4 % in the form of p± E. %

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Q: In a survey conducted by a reputable marketing agency, 248 of 1000 adults 19 years of age or older…

A: Here we have to complete the given blanks as per given information

Q: A certain drug is used to treat asthma. In a clinical trial of the drug, 22 of 282 treated subjects…

A: * SOLUTION :-    (14) As per guidelines I answered first three sub parts only. Please repost other…

Q: In one study of smokers who tried to quit smoking with nicotine patch​ therapy, 39 were smoking one…

A: We have given thatn = 39x = 33p̂ = x/n = 0.8662p = 0.5α = 0.10