The test statistic for testing H0: μ = 100 against HA: μ ≠ 100 was t = 3.3, with P-value 0.001.  Then, Choose the best asnwerr below: A. this must be wrong, because a large t test statistic must have a large P-value. B. there is not enough information here to draw a conclusion. C. there is not strong evidence that μ < 100. D. there is not strong evidence that μ = 100. E. there is strong evidence that μ > 100

Q: 8. A researcher wants to find out whether chocolate affects energy. A group of participants rated…

A: There are two dependent samples which are before and after consuming the chocolate. We have to test…

Q: Jx (x) = P(1- P) X=1,2,3,.... F, (y,) = ? Fy, (y,) = ? P(Y, <1)=? а. b. С.

A:

Q: Answer the following. I. Using the z-table, find the area that corresponds to each of the following.…

A: Using the z-table, we need to find the area that corresponds to each of the following:- 1. z = 0.76…

Q: Question-Does the type of painting and the tray on which the parts are placed affect the mean…

A: The graphs for each paintings and trays for the hardness of the enamel paint are:

Q: Which of the following answers best describes ways of interpreting and understanding the values of…

A:

Q: Express the confidence interval (641.8, 830.8) in the form of + ME. i+ ME Check Answer

A:

Q: In a simple regression, if MSR=6400 and MSE=100, then the t statistic that we use to test the…

A: It is given that MSR=6400 and MSE=100.

Q: 500 draws are made at random from the box containing 60,000 tickets labeled 0 and 20,000 tickets…

A: Given information: 500 draws are made at random from the box containing 60,000 tickets labeled 0…

Q: Classify as Discrete or Continuous The number of hours children Choose.. watch television The time…

A: Given that  We have to classify whether the data  is discrete or continuous :    The number of hours…

Q: 3. The heights of the students in a certain school are normally distributed with an average height…

A: Hi there! Thanks for posting the question, since there are three different questions we will solve…

Q: You are given information related to a hypothesis test. Write the null and alternative hypotheses…

A: A) The objective is to test the claim that the standard deviation in the psi of the volleyballs used…

Q: The following table gives the profits of a concern for 5 years ending 1983 : Year : 1998 1997 40.2…

A:

Q: Suppose it was found that in a random sample of 200 individuals who were underweight (defined as…

A: a) It is given that x1=8, n1=200.

Q: McKenna is performing an experiment. She is testing the relationship between the temperature of…

A:

Q: 42% of elderly people have high blood pressure. If a sample of 200 is taken and a success is…

A:

Q: The Excite Poll is an online poll at poll.excite.com. You click on an answer to become part of the…

A: Note- This is a multiple choice question, I have given the answer and explained it below.

Q: Dr. Hill, a physical therapist, compared the average length of office visits for his male and female…

A: Here, mean1 is 5.9 and mean2 is 6.3. Standard deviations are 2.2 and 1.7. Sample numbers are 7 for…

Q: -Study and analyze ne number of shoes sold per day at a retail store is shown in the table below.…

A: Given that  X 19 20 21 22 23 P(X) 0.4 0.2 0.2 0.1 0.1 Mean = E(X)=∑X.P(X) Var(X)=E(X2) -…

Q: The weights of a certain brand of candies are normally distributed with a mean weight of 0.8608 g…

A: Given that

Q: QUESTION 8 According to WorldAtlas, approximately 79% of the world population has brown eyes The…

A: Let x be the no of brown eyes x=22  Total no of samples n=40  Then to find sample proportion p of…

Q: a. Accurately sketch and shade the area under the standard normal curve that lies between z-1.25 and…

A: Question (a) Let Z be the random variable from standard normal distribution with mean = 0 and…

Q: (2* – 3.2**)()n – 2.5*-*) 7. Obtain the simplest value of 3n – 2.3- 3"-4 n+3 -

A:

Q: We wish to perform a hypothesis for the difference h mean values. Our Ho is that they are equal and…

A:

Q: How many numbers consisting of five different digits can be made from the digits (0, 1 , 2, 3, 4, 5,…

A:

Q: 2. Ashley wishes to see if her ballroom dance classes, or her swing dance classes are more popular.…

A: There are two independent samples which are ballroom and swing. We have to test for the difference…

Q: A survey investigates whether the proportion of 8% for employees who commute by car to work is…

A: Type II error (β) is the probability of fail to reject the null hypothesis when alternative…

Q: Suppose it was found that in a random sample of 200 individuals who were underweight (defined as…

A:

Q: A teacher collects the following data from 5 college students regarding the number of times they…

A: Given Information: Population mean is 4.0 Sample data: 6,5, 7, 6, 4  The objective is to test…

Q: A random sample of 2000 driver's license applications found that 17% reported their eye color as…

A:

Q: The line of best fit through a set of data isy=59.355−3.526xy=59.355-3.526x According to this…

A:

Q: 3. Vincenzo receives 86, 89, 92, 95, or 98 as his grade on his three major subjects. Complete the…

A:

Q: A psychologist has developed a new test of spatial perception, and she wants to estimate the mean…

A: According to guidelines we solve only first three subparts when given multiple subparts.

Q: A 10-item multiple choices test has four choices. Each student randomly answers all of the questions…

A: n=10 p is the probability of selecting a correct answer from four choices. p=1/4 X is a random…

Q: Examine the given statement, then identify whether the statement can be the null hypothesis, the…

A: From the provided information, The mean (µ) = 5.5

Q: 6. To the left of z=-1.38

A: As per company guidelines I solved only one question  .thank you

Q: INSTRUCTION: Solve the problem below. The consecutive m numbers (a, b, and c) are your assigned…

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

Q: 2. A researcher wants to test if the mean GPAS (grade point averages) of all male and all female…

A:

Q: LL1Q7.The following table represents the survey conducted in a school. Male Female Pizza 25 19…

A: Given, following table represents the survey conducted in a school.   Male Female Pizza 25 19…

Q: According to an article in Bloomberg Businessweek, New York City's most recent adult smoking rate is…

A: The random variable smoking rate follows normal distribution. We have to test whether the rate…

Q: MO21. The brightness of a television picture tube can be evaluated by measuring the amount of…

A:

Q: Generate and explain the derivation of insights using regression analysis and its associated…

A: Given: Regression analysis output

Q: .Suppose that X has a Weibull distribution with parameters a and ß. Integrate to find the momer…

A:

Q: wish to estimate the mean of a population. We can have a sample size of 36 or a sample size of 49…

A: Given that ;  We wish to estimate the mean of a population. We can have two sample size n = 36 or n=…

Q: Suppose a committee of 3 people is going to be formed from faculty that consists of 30 professors…

A:

Q: Assume that the sales of Teri’s Specialty Cakes has historically followed a normal distribution,…

A: Given that mu = 250 ,s.d =15

Q: MO21. An Article in the Journal of Sports Science (1987, Vol. 5, pp. 261-271) presents the results…

A: The random variable hemoglobin level follows normal distribution. We have to construct the 95%…

Q: Based on the information in the ANOVA table below, how many groups were in this study. df MS…

A:

Q: 1. If the value of the skewness is positive then shape of the distribution is 2. PP, 3. The variance…

A: Hi! Thank you for the question, As per the honor code, we are allowed to answer three sub-parts at a…

Q: Twenty children with autism participated in a study of the etffectiveness of augmentative…

A: Given claim: Children will show a higher number of spontaneous communication attempts in a 4 hour…

Q: Samples are taken from two populations, A and B, with the following results.   A B n 100 200 x-bar…

A: There are two independent samples which are A and B. We have to test whether the two means are the…