A diet guide claims that you will get 120 calories in a serving of vanilla yogurt. Consumer Reports tested 14 brands of vanilla yogurt and found the following numbers of calories per serving: 160 200 220 230 120 180 140 130 170 190 80 120 100 170 Test the claim that the mean number of calories per serving of vanilla yogurt is 120. Use a significance level of 0.05. Show all the steps of your hypothesis test including  The claim being tested: The null and alternative hypothesis: The test statistic

Q: You wish to test the following claim (H1H1) at a significance level of α=0.05α=0.05.…

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Q: Suppose it is known that 5% of men age 50 and older I have prostate cancer. And a random sample of…

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Q: work!!!! suppose a 70% confidence interval for P is (0.746, 0.854). Which of the following…

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Q: Microsoft wants to estimate the percentage of the population that regularly use Bing to perform…

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Q: Determine the required value of the missing probability to make the distribution a discrete…

A: GIVEN DATA,x      P(x)3      0.314     a5     0.206     0.23we have to find out the p(4)=?

Q: Some people are concerned that new tougher standards and high-stakes tests adopted in many states…

A: Note: Thank you for the question. Since multiple questions are posted, we are answering the first…

Q: 4. A specific type of transistor is known to have a mean time to failure of 10,000 hours. a) What is…

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Q: Out of 200 people sampled, 132 had kids. Based on this, construct a 90% confidence interval for the…

A: given data, x=132n=200CI=0.90α=1-0.90=0.10p^=xn=132200=0.66

Q: alternative hy the original claim. Use the P-value method and the normal distribution as an…

A: Null and alternative hypotheses: Null hypothesis: Null hypothesis is a statement which is tested for…

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Q: The claim is that smokers have a mean cotinine level greater than the level of 2.84 ng/mL found for…

A: From the given information, the test statistic is t=56.22 rounded to 2 decimals. n=920.…

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Q: 0.60 0.0004 50°F Cloudy Create groups of equivalent values. The groups will not necessarily have the…

A: By solving the fractions of proper, improper, mixed to decimals, then by comparing the decimal value…

Q: A survey of 100 senior citizens was undertaken and it was found that 9 of them had the flu vaccine…

A: given data clim : p < 0.12n = 100x = 9α = 0.10p^ = xn = 9100 = 0.09

Q: Marvin was doing a study comparing the population growth of his hometown in the early twentieth…

A: From the provided second graph, the population for the initial period (i.e., for the year 1980) is…

Q: You are conducting a study to see if the proportion of men over the age of 50 who regularly have…

A: Given that: Number of successes, x=199 Sample size, n=722 Level of significance, α=0.10

Q: #1 Find the area under the standard normal curve which lies: (a) between z = 0.67 and z = 1.4 (b) to…

A: Givena)The standard normal curve which lies between z=0.67 and z=1.4

Q: Claim: A majority of adults would erase all of their personal information online if they could. A…

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Q: An experimenter flips a coin 100 times and gets 43 heads. Test the claim that the coin is fair…

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Q: was ask ed to a 98% conti nce interval for widget width using data from a random sample of size n =…

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Q: Why is shoe sizes of that child are between 5 to 10 is considered as a discrete quantitative…

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Q: Among 8445 cases of heart pacemaker malfunctions, 413 were found to be caused by firmware, which is…

A: given data  413 caused by firmware 8032 caused by other than firmware…

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A: Given that you would like to know how effective a diet program is at helping people lose weight. 18…

Q: Students estimated the length of one minute without reference to a watch or clock, and the times…

A: Suppose μ is the population mean length of 1 minute estimated by all students, without reference to…

Q: A company claims that the mean weight per apple they ship is 120 grams with a standard deviation of…

A: From the provided information, Population standard deviation (σ) = 12 Sample mean (x̄) = 122.5…

Q: In the probability distribution to the right, the random variable X represents the number of hits a…

A: by bartleby policy i can gives only 3 subparts at a time : From given data we have : x P(x) 0…

Q: Suppose the Humane Society claims that 30% of U.S. households own cats. You believe your community…

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Q: Fortune magazine publishers an annual list of the 500 largest companies in the United States. The…

A: P(event A)=no. of outcomes favorable to A/ total n. of outcomes P(A or B or C) = P(A)+P(B)+P(C) when…

Q: Suppose Burger King has run a major advertising campaign in the hopes of increasing monthly sales.…

A: The data set shows the monthly sales before and after the advertising.

Q: A simple random sample of size N equals 40 is drawn from a population. The sample mean is found to…

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Q: A poll of 2,198 randomly selected adults showed that 86% of them own cell phones. The technology…

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Q: The chickens at Colonel Thompson's Ranch have a mean weight of 1550 g, with a standard deviation of…

A: given data  μ = 1550σ = 200normal distribution P(x>1410) = ?

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Q: A joint pdf is described below. A new random variable is formed as follows W = MAX(X,Y). Determine…

A: From the given information, fx,y=136-1+xy, 1<x<5, 0<x<3 W=MAXX,Y

Q: In a study, there were 501 children in Washington out of 32,873 who were diagnosed with Autism…

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Q: Test statistic = ? c. P-value = ? d. Reject/Accept null hypothesis ?

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Q: A sporting goods store believes the average age of its customers is 37 or less. A random sample of…

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Q: n = 10, x= 13.0, s=4.5. Find a 95% confidence interval for the mean. Round to two decimal places as…

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Q: Run the regression model in Excel

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Q: S A coin-operated drink machine was designed to discharge a mean of 9 fluid ounces of coffee per…

A: From the provided information, Sample size (n) = 20 Sample mean (x̄) = 9.12 Sample standard…

Q: Suppose that x is normally distributed with a mean of 20 and a standard deviation of 15. What is P(x…

A: given data, normal distribution, μ=20σ=15p(X≥55.40)=?

Q: Marie is getting married tomorrow, at an outdoor ceremony in the desert. In recent years, it has…

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Q: If n=21, (x-bar)=46, and s=3, construct a confidence interval at a 90% confidence level. Assume the…

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Q: Getting an adequate amount of sleep can improve a variety of physiological functions, and it is…

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