researcher wants to test the null hypothesis Ho:p= 0.79 against the alternative H,:p > 79. A sample of 200 observations is inputted into a computer software and returns the result: z = 3 and the one-tailed p-value = 0001. What is your interpretation of this p-value?

Q: What is the standard error of X¯¯¯X¯ , the mean from a random sample of 16 fill-ups by one driver? (...

A:

Q: Solve the following problem. Show your complete solution. 2. Joe, a DOH COVID-19 tracker, found out ...

A: The objective is a)To find population mean ,population variance ,SD of population  b) To list all po...

Q: If the mean= 85 and standard deviation =8 and n=64(sample size) construct a 95% confidence interval ...

A:

Q: Using the Z table provided, find the value of a. a. P[Z > 1.17] = a b. P[Z < -0.79] = a c. P[-1.67 <...

A: Given that  Z follows standard normal distribution  Find  a) P(Z&gt;1.17) b) P(Z&lt;-0.79) C) P(-1.6...

Q: ne following results are for independent Fahdom samples taken Sample 1 Sample 2 - 20 n- 30 x - 22.7 ...

A: Given that  Sample size n1=20 , n2=30 s1=2.9 , s2=4.6 Degree of freedom =df = n1+n2-2

Q: ii. Calculate the probability that the sample mean of steel rods that meet the minimum length requir...

A: Here Given  Steel rods with lengths that are normally distributed, with a mean of 2.1 meters and a s...

Q: The Statistics Games are played by a large number of students across the county. Last year, 32% of C...

A:

Q: Find the area of the shaded region. The graph to the right depicts IQ scores of adults, and those sc...

A:

Q: If the null hypothesis for an independent group t test is not supported, then the t test should be: ...

A: Solution-: If the null hypothesis for an independent group t-test is not supported, then the t-test ...

Q: Juicy-Juice Ltd. wants to predict their sales for the fiscal year 2021, and the financial team was p...

A: iv. Exponential Smoothing: Given that α=0.4. Initial forecast for January is $130,000. St=0.4yt-1+1...

Q: A study was conducted to determine the proportion of people who dream in black and white instead of ...

A:

Q: A population mean is 13. The sample mean is 12.8, and the sample standard deviation is two. The samp...

A:

Q: Suppose a sample of O-rings was obtained and the wall thickness (in inches) of each was recorded. Us...

A: From the given data select the correct choice

Q: Words were displayed on a computer screen with background colors of red and blue. Results from score...

A:

Q: If the null hypothesis for an independent group t test is not supported, then the t test should be: ...

A: Given that 

Q: The percentage of Excellent ratings given by connoisseur at a food festival over a long period of ti...

A: The following information is provided: The sample size is n = 300 sample proportion is P ̅ = x/n    ...

Q: For numbers 6 to 10: The daily wage of a particular industry is normally distributed with a mean of ...

A:

Q: 1. Given a random variable X with a mean of 20, a variance of 9, and a random sample of n taken from...

A: Empirical rules:1) P(μ-σ&lt;X&lt;μ+σ)=68%2) P(μ-2σ&lt;X&lt;μ+2σ)=95%3) P(μ-3σ&lt;X&lt;μ+3σ)=99.7%

Q: According to a study conducted by a statistical organization, the proportion of people who are satis...

A: n=100 p=0.72 The objective is to solve the given questions based on a study conducted by a statistic...

Q: The test scores for two statistics classes are shown below Morning Class: 88, 74, 69, 71, 58, 74, ...

A:

Q: In a survey of 4026 ​adults, 708 oppose allowing transgender students to use the bathrooms of the op...

A: Given:  n=4026 x=708  

Q: 10. If the p-value of the appropriate test procedure is equal to 0.0082, which of the following is(a...

A:

Q: You should be able to select the table and copy it directly to Excel or other such programs. 18.8 23...

A: 18.8,23.8,29.1,32.6,38.9,40.7,47.2,52.5,28,47.4,44.4,34.4,33,34,29.9,53.6,35.4,50,29.6,27.4,29.6,29....

Q: (c) What is the probability that a random sample of 23 pregnancies has a mean gestation period of 27...

A: For the given data find the probability in part (c)

Q: In rolling a six-sided die, any one of the faces could land upwards, giving six elementary events, d...

A: From the provided information, Total number of spots = 6 Sample space S = {1, 2, 3, 4, 5, 6}

Q: A high school teacher has designed a new course intended to help students prepare for the mathematic...

A:

Q: Suppose that r = .35. What is the coefficient of determination, and what does it mean?

A: It is given that Correlation coefficient r = 0.35

Q: Exit polling is a popular technique used to determine the outcome of an election prior to results be...

A: Given that  Sample size (n) = 200 People voted for referendum = 104 Sample proportion (p) = 104200 =...

Q: The graph to the right is the uniform probability density function for a friend who is x minutes lat...

A:

Q: Consider an investigator was interested in the average price of a house in a certain region. They co...

A:

Q: Find the range of the following data points: 100.1, 97, 77, 68, 123.4, 23.5, 214, 156, 214.2, 211, 2...

A:

Q: Reading proficiency: An educator wants to construct an 80% confidence interval for the proportion of...

A:

Q: The amount of time that people spend at Grover Hot Springs is normally distributed with a mean of 61...

A:

Q: What is the carrying capacity of this graph?

A: Here Given  Logistic graph for Number of individual vs Generations 

Q: A survey found that women's heights are normally distributed with mean 63.7 in. and standard deviati...

A:

Q: The Sweet Encounter is a touring international candy festival. The festival's most popular product i...

A:

Q: 2. Suppose the reaction temperature X (in°C) in a certain chemical process has a uniform distributio...

A: As per bartelby guideline expert have to answer first three subparts only dear student please upload...

Q: Exercise #1 Construct Sampling Distributions from a known Probability Distributions Construct a samp...

A: Please find the solution below. 

Q: O E. A normal sampling distribution cannot be used. If a normal sampling distribution can be used, i...

A:

Q: a.2. Solve for the Bartlett’s critical value using α = 0.01.  a.3. Conclude if the variances are equ...

A: 67 72 75 79 93 94 96 89 95 95 97 90 91 95 98 88 97 96 98 91   96 98     97 90       97...

Q: A psychology professor of a large class became curious as to whether the students who turned in test...

A: Given that  Sample size n =20 Sample mean =78 Population standard deviation =10

Q: Professor Piraneo has three classes with 80 students total.  He created a distribution for mid-term ...

A: a) The distribution for mid-term scores is given as, Score No. of students 90-100 12 ...

Q: Please use the accompanying Excel data set or accompanying Text file data set when completing the fo...

A:

Q: Calculate for the mean, MAD and MAD squared using the chart below. The data set below gives the wai...

A: Guven that, the data set below gives the waiting times (in minutes) of several people at a departmen...

Q: 3. Suppose we are concerned about the variability of the amount of beer in our beer bottles. random ...

A: Using chi square value from table of chi.

Q: The appropriate set of hypotheses to test the psychologist's claim is μ= 14.72; μ+14.72 Ο μ-14.72; μ...

A: We have given that  Mean, μ = 14.72 Standard deviation = 14.98 SE(mean) = 0.57568 Sample size n = 65...

Q: Table 1 displays the measurements of drying time, in hours, of a certain brand of latex paint. Table...

A: Using the given data Answer the given questions

Q: Maximi

A:

Q: Last year at Berries Bots, the call-in customer service phone line received a total of 56% positive ...

A: Given H0: π=0.56Ha: π&lt;0.56  

Q: I collected two samples of data, and found that the assumption of homogeneity of variance was violat...

A: Given information: s1=10, n1=35s2=45, n2=35