What sampling technique was used?

Q: Ali has a bag with 8 balls numbered 1 through 8. He is playing a game of chance. This game is this: ...

A: The expected value is used to measures the average of the observation. It used to measure the averag...

Q: Which of the following are specified by the central limit theorem? a. the mean of a specific sample...

A: here we know that The Central Limit Theorem, the distribution of the sample means approximates a nor...

Q: The number of loaves of rye bread left on the shelf of a local bakery at closing (denoted by the ran...

A: x P(X=x) 0 0.07 1 0.13 2 0.15 3 0.20 4 0.25 5 0.11 6 0.09

Q: Temperature and Age Babies First Crawl 36 34 32 30 28 26 24 22 20 30 40 50 60 70 80 Average Monthly ...

A: Here graph is given between temperature and age babies first crawl. We have to choose correct statem...

Q: determine the type of sampling

A: Here using definition of sampling method answer this question 

Q: 2. What features Bad Presentation V Good Presentation of the 'Good Minimum Wage Minimum Wage 2$ 1960...

A: Graphical representation is the visual representation of the numerical dataset. 

Q: A sampling technique used to determine error rates in populations is: а. PPS sampling. b. Variables ...

A: A sampling technique used to determine error rates in populations is: a. PPS sampling. b. Variables ...

Q: This frequency histogram presents the final grades of a random sample of 100 college students. 15- 1...

A: Given a histogram of final grade score vs Frequency

Q: It is considered quite common to have feet of unequal length. In a sample of 10 healthy college stud...

A: Given, It is considered quite common to have feet of unequal length. In a sample of 10 healthy colle...

Q: 3. (Prob. 13-57, p. 571) An article in the Journal of Agricultural Engineering Research (1992, Vol. ...

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

Q: In sample 400 parts manufactured by a factory, the number of defective parts was found to be 30. The...

A:

Q: Let X1,..., X, be a random sample from a Poisson distribution with mean A. (i) Find the Cramér-Rao l...

A: According to Bartleby guildlines we have to solve first three subparts and rest can be reposted...  ...

Q: 318 who said yes. What proportion of the students does not read story books? Use 95% confidence inte...

A: We have given that  Sample size n = 1000 Favorable cases x = 318 Sample proportion p^=x/n =318/1000 ...

Q: Two dice are rolled. What is the probability of getting a sum equals 4

A: Given that  Two dice are rolled.  Sample space (S) S={ (1,1) (1,2) (1,3) (1,4) (1,5) (1,6)  (2,1) (2...

Q: (a) 8 coins are tossed at a time, 256 times. Find the expected frequencies of successes getting a he...

A:

Q: Construct a pie graph for the relative frequency

A: Given: range=24 no of classes=5 class interval=5 classes relative frequency 120-125 5 126-13...

Q: In sample 400 parts manufactured by a factory, the number of defective parts was found to be 30. The...

A: * SOLUTION :-   

Q: In the Super-Mega lottery there are 50 numbers (1 to 50), a player chooses ten different numbers and...

A: Formula : Test statistic :  

Q: Consider the sample space S = [0, 1] with a probability measure that is uniform on this space, %3D P...

A: Almost sure convergence: A random sequence Xn is said to be almost sure convergence to the random va...

Q: How much alcohol can one consume before one's Blood Alcohol Content (BAC) is above the lega An under...

A: Outlier: An outlier is the value with the larger magnitude compared with the other values.   From th...

Q: Ariel holds a $7,500 portfolio that consists of four stocks. Her investment in each stock, as well a...

A: Here data is given for Investment, beta and standard deviation. We have to choose right options for ...

Q: Consider a sample set as S = {2,4,6,8,10,12,14,16,18,20}. Event A is the multiples of 4, while event...

A:

Q: refers to the amount of error between a sample statistic and the population parameter that the stati...

A: Sample statistic = The value which defines about sample drawn. Population parameter =  The value whi...

Q: ake an example from the media source and explain the implications of the central limit theorem and t...

A:

Q: More and more households are struggling to pay utility bills given high heating costs. Particularly ...

A: a. The contingency table is given as follows: Delinquent in Payment Type of Heating   Na...

Q: We reject the null hypothesis if the test statistic

A: Given: We reject the null hypothesis if the test statistic??  

Q: 3. A gene can be either type A or type B, and it can be either dominant or recessive. Assume that P(...

A:

Q: Class Membership First Second Class Third Class Class Crew Survived 203 118 178 212 Not Survived 122...

A: Given that    First class  Second class  Third class Crew Survived  203 118 178 212 Non Sur...

Q: For items 1 to 4: Part of a study conducted at Virginia Tech was designed to measure serum alkaline ...

A: Fill the incomplete Anova table Find the value of test statistic  and appropriate decision and concl...

Q: CONSTRUCT A UNIQUE FREQUENCY DISTRIBUTION TABLE LIKE THE ONE IN THE PHOTO. I REPEAT, IT SHOULD BE UN...

A: The data below are the height of 20 students in a class: 133 136 120 138 134 132 126 141 127 14...

Q: A contingency table is shown below. Determine both P(C, IR2) and P(R2IC,). C2 Total R1 4 7. 11 R2 8 ...

A: We have given contingency table

Q: Bananas are sold in bunches at a grocery store and typically consist of 4-8 bananas per bunch. Suppo...

A: According to the given information, we have Mean = 3.54 Standard deviation = 0.63

Q: Example 2-5. Obtain the median for the following frequency distribution: x : f : 1 2 3 4 5 6 7 8 9 1...

A:

Q: (a) What is the level of significance? answer: 0.05 (c) Find the P-value of the test statistic. (R...

A: GivenLevel of significance(α)=0.05P-value=0.1467

Q: True/False: The proportions shown in the unit normal table are only accurate for normal distribution...

A: here we know that Z-score and its value calculated and fixed in the z-standard table. when we calcul...

Q: Show the calculation of the row percentage and the row percentage found in the “0.4 to 0.5” and play...

A: Histogram A quantitative variable is represented and described using the graphs. The data analysis c...

Q: What is the standard deviation for a binomial distribution with p = 0.6 and n = 42? Report your answ...

A:

Q: Sex (with categories male/female/diverse), the weight in kg and the orted for six randomly selected ...

A: Since there multiple questions first question is answered in detail. Kindly repost for more help 

Q: A department store reports that 30% of its customer transactions are in cash, 20% are by check, and ...

A:

Q: 1. Which one do you think is more informative? Why? B 40 25% 30 20% 15% 10% 10 5% 0% Poor Needs Imp ...

A: Graphical representation is the visual representation of the numerical statistics by using graphs, p...

Q: Joan’s fishing time for the bolder boulder 10k race was 1.63 standard deviations faster than the wom...

A: In this case, the z-score indicates the standardized difference between Joan's finishing time from t...

Q: Suppose a shape of the relationship between two variables is symmetrical and U-shaped. What will the...

A: suppose a shape of the relationship between two variables is symmetrical and u shaped what will be t...

Q: Quiz 1 Version C Q1. A company has two farms that produces apples. There is a possibility that the a...

A:

Q: 4.6. Consider the following history of six events in which operations span multiple ob- jects, assum...

A: Given Information: Consider the given history of six eventsev1,ev2,ev3,ev4,ev5,ev6. There are two ob...

Q: A) Construct the 95% confidence interval for the difference in means. The means and pooled standard ...

A:

Q: Abigail is running a fundraiser for Love Week where students can buy a rose for somebody and someone...

A: From the provided information, Sample size (n) = 380 Confidence interval is between 42.8% and 51.7%.

Q: What is the mean for a normally-distributed binomial distribution with q = 0.7 and 100 trials.

A: Solution

Q: The sample space S = {a, b, c, d, e, f, g}.  The two events A = {a, c, e, g} and                    ...

A: Given:  The sample space S = {a, b, c, d, e, f, g}. The two events A = {a, c, e, g} and B = {e, f, g...

Q: Which of the following is the response variable in the study? Drug groups, children, serum alkaline ...

A: Introduction: It is required to identify the response variable, and find the value of the test stati...

Q: Assume that the monthly worldwide average number of airplaine crashes of commercial airlines is 2.2....

A: poisson distribution is given by