b) In how many ways can the word HAPPY be arranged if a) there is no restriction b) all the letters 'P' must be together c) all the letters 'P' must be separated

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A: In this case, the response variable is BAC and predictor variable is the consumption of alcohol…

Q: A college counselor wants to determine if the number of hours spent studying for a test can be used…

A: An explanatory variable is the one which can be changed independently or what you manipulate or…

Q: Pigmented makeup products like mascara and eye shadow may contain metal (e.g., nickel) allergens. Is…

A: From the provided information, Sample size (n) = 138 From which 11 were diagnosed with a nickel…

Q: there are 347 people that take a survey and assume that 112 of them are women. what percentage of…

A: The percentage of females in the survey is calculated below:

Q: A hospital emergency room accepts an average of about 47 bone fracture patients per week. Let the…

A: Given,The average no.of bone fracture patients per week is 47 .

Q: For this quiz question, create a simple applied public health scenario to determine if the student…

A: There are so many questions we can make like  Question 1- In the study of lungs cancer we have to…

Q: the average score of 10 students is 85. what will be the mean if another student will take the test…

A: From the provided information, Average score of 10 students = 85

Q: At Roxbury Community College, 7 out of every 10 students take Introduction to Statistics. If there…

A: Given that, At some college 7 out of every 10 students take introduction to statistics. Formula:…

Q: Part 1 of 4 State the appropriate null and alternate hypotheses. H P1 = P2 H P P2 This hypothesis…

A:

Q: According to recent data, 33% of people are left handed. In a sample of 200 people, how many would…

A: Answer: From the given data, Let X: Left handed people Sample size (n) = 200 P(left handed people) =…

Q: Of the 328 patients that completed the survey last year, 211 of them claimed to be returning…

A: Given: 328 patients completed the survey 211 patients returning

Q: mary ann,hazel,and analyn want to know what numbers can be assigned for the frequency of of heads…

A: The sample space of a fair coin flip is {H, T}. The sample space of a sequence of three fair coin…

Q: The lowest mark scored for a certain examination in a statistics class is 11. If the midrange of the…

A: Given that Minimum = 11 Midrange = 29

Q: What can you say about the accuracy of the forecast for an earthquake?

A: Forecasting of an earthquake are used to establish codes of bulding, in awareness programs and in…

Q: The mean of 14 numbers is 49. Removing one of the numbers causes the mean to decrease to 43. What…

A: given data:mean =49n=14 Removing one of the numbers causes the mean to decrease to 43new total…

Q: Please give an example of real-life Type I and Type II errors. How might the terms “miss” and “false…

A: Imagine that a radiologist is examining a CT scan, looking for evidence of a tumor. Interpreting CT…

Q: Mang Carlo harvested the fruits in his farm. He have harvested 250 pieces of mangoes, 50 pieces of…

A: Data table:  Fruit Frequency Mangoes 250 Papaya 50 Banana 300 Apples 200 Oranges 150

Q: Situation B You and your friends are comparing the number of times you have been to the movies in…

A: Enter the data into the SPSS as follows:

Q: Suppose your statistics instructor reports test grades as z-scores, and you got a score of on an…

A: The Z score is given by, Z=X-μσ,where μ=population mean            σ= population standard deviation

Q: The mean of 12 numbers is 48. Removing one of the numbers causes the mean to decrease to 45. What…

A: Measures of Central Tendency: A measure of central tendency represents the central value or typical…

Q: The probability of a can of paint containing contaminațion is 4.23%. The probability of a mixing…

A: We have given that  Probability of containing contamination is A= 4.23% The probability of a mixing…

Q: Many students work part-time. This past week, a group of student hours worked as 4, 28, 7, 15, 12…

A:

Q: Surveys were mailed to every 25th person listed in a local telephone directory. The purpose of the…

A: In most reserach the attempt is always to get a response of at least 60% to 75%. If we get low…

Q: At Roxbury Community College, 7 out of every 10 students take introduction to Statistics. If there…

A: given data  N = 2500 students total in college  7 out of every 10 students take introduction to…

Q: I went to the grocery store and compiled this Cereal Data, which contains information about common…

A: NameCaloriesProteinFatSodiumFiberCarbsSugarsPotassiumVitaminsRating100%…

Q: Describe about Which Level of Significance to choose.

A: The significance level should be selected with close consideration of key factors such as sample…

Q: Eric has a 59% chance of receiving an A grade in statistics, a 57% chance of receiving an A grade in…

A: PA=probability of getting A in statistics=59100PB=probability of getting A in…

Q: esearch, you take a portion of a larger group of participants and do the research with that smaller…

A: Population is a collection of individuals or items, which are the subjects, of the study that are…

Q: According to recent data, 12 percent of people are left handed. In a sample of 20 people, how many…

A: Answer: Using the given data, Let X denotes the number of people who are left handed P(left handed)…

Q: 9. Determine median from the following data: 25, 20, 15, 45, 18, 7, 10, 38, 12

A: We have to determine the median from the following data set: 25, 20, 15, 45, 18, 7, 10, 38, 12

Q: An understanding of statistics is necessary in any job. The use of statistics can help provide…

A: An understanding of statistics is necessary in any job. The use of statistics can help provide…

Q: Briefly explain why a positive result on a screening test for a disease does not necessarily mean…

A:

Q: According to recent data, 21 percent of people are left handed. In a sample of 100 people, how many…

A: The expected number of the left handed people is obtained below as follows:   From the information,…

Q: The mean of 14 numbers in a data set is 43. A new number is included in the data set. It changes the…

A:

Q: Give your opinion on this. Greek letters are used for statistics as opposed to parameters.

A: Statistic: If the value is a numerical measurement describing a characteristic of a sample then the…

Q: I am interpreting a histogram. what do I do if there are two of the highest frequency?

A: The histogram is a graphical way of representing the distribution of data. It represents the…

Q: A. COMPUTE THE MEAN, VARIANCE, STANDARD DEVIATION OF THE PROBABILITY DISTRIBUTION THEN ANSWER THE…

A: Given: X 0 1 2 3 P(X) p0 p1 p2 p3 1) Mean: EX=∑i=1nxipi EX=0×p0+1×p1+2×p2+3×p3…