What factor is considered in the experiment? (4 decimal)

Q: Samplity. 3(2~)- H (2 ") 2

A:

Q: DURING an experimetn in school , Geirge conducts an experiment  in which he measures an item/object…

A: During the experiment Geirge uses a string and ruler. He is likely to commit measurement error…

Q: 5.6 question attached!

A: Let X be the random variable, which follows gamma distribution.

Q: Based on a sample of 20 men, 45% owned cats Based on a sample of 80 women, 50 % owned cats what is…

A: The test statistics is obtained below: From the given information, sample of 20 men, 45% owned cats…

Q: dara Hormal distribution, find the two Z-Scores that that form the middle shaded region. The shaded…

A: Standardized z-score:   The standardized z-score represents the number of standard deviations the…

Q: 4. At a factory that produces switches, a batch of 3000 switches has just been produced. To check…

A: Given that at a factory that produces switches, a batch of 3000 switches has just been produced. To…

Q: Is the sample size of survey is multiplied by 25, then by what factor is the margin of error…

A: Solution

Q: What Percent of Young Adults Move Back in with Their Parents? The Pew Research Center polled a…

A: The Pew Research Center polled a random sample of US residents between the ages of 18 and 34.The…

Q: Three female students and two male students are to be chosen from a group of 30 female students and…

A: Condition for sample size:   The sample size is less than 10% of the population size.

Q: How many ways can a researcher select 5 rats from 10 rats and assign each to a different test?

A: It is given a researcher select 5 rats from 10 rats and assign each to a different test.

Q: what is the z score formula and and reverse z score formula ?

A:

Q: Katy’s pencil pouch contains 12 writing utensils, 7 of which are the Sharpie brand and 5 are…

A: From the given information, Katy’s pencil pouch contains 12 writing utensils, 7 of which are the…

Q: Use the standard normal distribution to find P(-2.50 <z<1.50). O A. 0.9270 O B. 0.6167 O C. 0.8822 O…

A: Provided information:P(-2.50&lt;Z&lt;1.50)

Q: researcher claims that not more than 65% officers in the public offices come on time in their…

A:

Q: If 4% of the bottles produced by a company are defective.determine the probabilkities of sample that…

A: Given,n=100p=0.04q=1-p=1-0.04=0.96x=no. of defectivesx~Binomial(n=100,p=0.04)P(X=x)=Cxn px qn-x   ;…

Q: Suppose you want to pick 7 people out of 20 people to take part in a psychology experiment. How many…

A:

Q: Tesla tires claim that its high-class tire averages at least 40,000 miles before replacement. It is…

A: Population mean, μ = 40,000 Population standard deviation, σ = 10,000 sample mean, X = 46,200   Null…

Q: Suppose that 75% of college students prefer pepperoni on their pizzas you took a sample of n=150 at…

A: The objective of this question is to calculate the p-value for a hypothesis test. The p-value is a…

Q: 11.32 question attached. Thank you for answering my question!

A: It is given that X and Y are independent normal random variables.The required probability is:

Q: how can we derive the formula in solving the value of the  sample size n?

A: Step 1: Use the mathematical definition of margin of error, E (OR MOE).  Step 2: E=zc​X(n)p(1−p)​​…

Q: At Central City High, a random sample of n = 350 teenagers 13 to 17 years of age was asked if they…

A: Given that .We have to find the sample proportion.

Q: Is the sample size of survey is multiplied by 100, then by what factor is the margin of error…

A: Solution

Q: the sample space in this experiment

A: Given, A person chooses 1 odd number between 3 to 9 inclusive To find the sample space

Q: Have you ever tried to get out of jury duty? About 36% of those called will find an excuse (work,…

A:

Q: Overall about 14% of students who take the SAT's are coached, meaning they get help so they may do…

A: In statistical inference, there are two types of estimation,  Point estimation and Interval…

Q: You intend to conduct an ANOVA with 80 subjects, which will be divided into 5 treatment groups.…

A: Given  K=5=treatment, N=80

Q: A machine puts out 10 defective units in a sample of 200 units. After the machine is overhauled it…

A:

Q: What is the value of D4 in the scores of the random 10 students from Science: 22, 21, 26, 28, 24,…

A: Solution-: Given data: 22, 21, 26, 28, 24, 20, 27, 26, 26, 29 We want to find D4=?

Q: You intend to conduct an ANOVA with 31 subjects, which will be divided into 3 treatment groups.…

A: here, n=31 and k=3. The degrees of freedom for the numerator will be obtained as given below:

Q: Suzette does an experiment where she collects date from 5 women snd obtains the scores: 4, 4, 5, 2,…

A: Data given  4, 4, 5, 2, 5 μ=3 Ho: μ=3 ( null hypothesis)

Q: A manager chooses 2 months of the year during which to have training. What is the size of the sample…

A: A manager chooses 2 months of the year during which to have training. and we know, 12 month in a 1…

Q: You intend to conduct an ANOVA with 35 subjects, which will be divided into 3 treatment groups.…

A: We want find degree of freedom for numerator or df(treatment) and degrees of freedom for the…

Q: andomly selected car starts 93% of the time. what is the probablity that it will take less than…

A: Solution: Let random variable X represent the number of attempts required to start the car.  The…

Q: In order to conduct an experiment, 5 subjects are randomly selected from a group of 39 subjects. How…

A: Given information- We have given that we have to select 5 subjects from a group of 39 subjects. We…