The following tables show the make-up of students in a school's math club. Male Female Totals Freshmen 3 5| 8 Sophomores 6 4 10 Juniors 7 5 12 Seniors 4 6 10 Totals 20 20 40 P(female I freshman)? 7 20
Q: Ell surveyed some teenagers and adults on whether they prefer apples, oranges, or bananas. His…
A: The given table is -
Q: A system consisting of five independent relays is considered closed if a current can pass from A to…
A: From the given information, thee are five independent relays. Let Ei be the event that the ith relay…
Q: Joey's first 14 quiz grades in a marking period were as follows: 86 84 91 75 78 80 74 87 76 96 82 90…
A: Given grades are : 86,84,91,75,78,80,74,87,76,96,82,90,98,93 N = 14
Q: A researcher records the number of employees of each of the IT companies in the town of Westmoore.…
A: Formula for class width Class width=(Maximum-Minimum)/2 Maximum value=3999 Minimum value=0
Q: What would be the number of subscribers on the year 2022?
A:
Q: What is the value of Ex² for the scores 1, 0, 2, 4? O 21 O 28 O 14
A:
Q: Use the following results from a test for marijuana use, which is provided by a certain drug testing…
A: From the provided information, the following are interpreted:The no. of cases of "false positive" is…
Q: How many factors are in this scenario? For each clearly labeled factor, how many levels it has and…
A: Note: Hi there! Thank you for posting the question. As you have posted multiple questions, as per…
Q: For a 10 point quiz, the professor recorded the following scores for 8 students: 7, 8, 3, 9, 10, 6,…
A: From the above data The correct option of mean is 7.0
Q: What college football conference has the right to brag about putting players in the NFL? The…
A: The objective of this question is to find out what percentage of first round draft picks are from…
Q: For each of 25 students in a class, a teaching assistant is noting down the marks obtained by the…
A: Given data set is 11,47,18,42,34,13,11,37,23,46,13,19,48,16,31,39,48,43,50,10,10,49,37,25,29Ordered…
Q: A random sample of 1000 households was taken and the dollar amount spent monthly on internet service…
A: Given, A random sample of 1000 households was taken and the dollar amount spent monthly on internet…
Q: The data set represents the number of eggs produced by a small group of chickens each day for ten…
A: The questions is to find the average number of eggs produced in a day
Q: A person’s educational attainment and age group was collected by the U.S. Census Bureau in 1984 to…
A: Given Data : 25-34 35-44 45-54 55-64 >64 Total Did not Complete HS 5416 5030 5777 7606…
Q: What is the ???? observation 1= ???? observation 2=
A: The first observation is the correlation coefficient which is calculated using R software and the…
Q: Students have been asked to describe their politics as "Liberal”, "Moderate", or "Conservative". The…
A: The data for two categorical variables as politics and gender are given…
Q: According to the September 20, 1994, issue of Family Circle, 39% of Americans own guns for hunting,…
A: Calculate expected frequencies by multiplying proportion by 2000 as given below, Obs. Freq.(Oi)…
Q: 2. Do athletes in different sports vary in terms of intelligence? Below are reported College Board…
A: In statistical inference, there are two ways of drawing an inference. These are test of significance…
Q: A flight travels daily from Pittsburgh to San Antonio. The following list gives the flight's arrival…
A: given data is 27,19,29,23,24,4,31,0,-9the number of observations n=9 a) we know the formula of the…
Q: A researcher records the number of employees of each of the IT companies in the town of Westmoore.…
A: It is an important part of statistics. It is widely used.
Q: The boxplot below shows salaries for Construction workers and Teachers. Construction Teacher 20 25…
A: The boxplots show the salaries for Construction workers and Teachers. A person is making the minimum…
Q: $274 randomly selected 50-year-old Americans were asked how much money they had saved for their…
A: Here the given information is $274 randomly selected 50-year-old Americans were asked how much money…
Q: n a family road trip, Ivy is playing a game where she counts the number of different-colored cars…
A: Concept:Bar graph are used for graphical representation of quantitative data.
Q: Suppose a certain virus (sorry!) affects 0.3% of the population. A test used to detect the virus is…
A: 0.3% of 100000 population have virus. 0.3*100000/100= 300 people have virus. 88% have virus and…
Q: 1. Determine the missing values (a) - (d) by using the appropriate Art of Stat app.
A: Failure Success Total Behavioral Therapy a b 145 Combine Treatment 42 102 144 Medication…
Q: The teacher wants to list all test scores. Which of the following displays would represent the data…
A: From the information, grades are provided. Reasons for incorrect options: Bar chart: If need to…
Q: Xylem Park hosts many expos to teach the public about plants. Last year's desert plant expo featured…
A:
Q: A sample survey by Nielsen Media Research looked at computer access and use of the Internet. Whites…
A: Given: n1=1170n2=1127x1=86x2=105
Q: . The result is statistically significant at .05 level of significance. There is not enough…
A: The hypothesis are H0 : Educational attainment and age are not independent H1…
Q: Dean suspects that statistics teacher increase the grades of the class of 75 students due to his…
A: The mean difference between the sample and that of population is calculated using t test for small…
Q: The following are the grades of 16 students in Life and Works of Manny Pacquiao subject:…
A: Given data of the grades of students in life and works of manny pacquiao subject:…
Q: The 2008 general social survey asked a nationally representative sample of 1324 adult americans to…
A: In this question, we are asked to determine the variable. A variable in statistics is a…
Q: A used car dealership categorizes its salespeople by the numbers of cars sold per year, with the…
A:
Step by step
Solved in 2 steps with 2 images
- The mean of 13 numbers is 8. One of the numbers, 11, is deleted. What is the mean of the remaining numbers? a.6.0 b.7.7 c.7.75 d.6.4Can you please help me on both 9 and 10?Ahamed opened a restaurant 5 years ago, he made a survey of how the people rated his food according to the Price of the Meal. The following table shows the result of the survey among 105 people. 52 Good 60 Good 77 Very Good 80 Very Good 33 Good 37 Good 6 Very Poor 8 Poor 46 Good 98 Excellent 82 Very Good 63 Good 50 Good 19 Poor 63 Very Good 69 Very Good 57 Good 28 Good 88 Excellent 29 Good 98 Excellent 2 Very Poor 68 Very Good 2 Very Poor 53 Good 96 Excellent 94 Excellent 36 Good 28 Good 74 Very Good 33 Good 52 Good 90 Excellent 49 Good 5 Very Poor 50 Good 69 Very Good 62 Very Good 36 Good 71 Very Good 88 Excellent 33 Good 27 Good 87 Excellent 6 Very Poor 90 Excellent 32 Good 50 Good 21 Poor 49 Good 50 Good 30 Good 18 Poor 95 Excellent 11 Poor…
- Find de mean, median, and more, 3,6,7,3,9,8,3,7 5Cash got 95, 75, and 80 in tests # 1, 2, and 3 in his class respectively. Suppose three tests in Cash's class have the following weights: test #1 30% Test #2 30% Test #3 40% Find Cash's weighted average for his three tests. 80 83 none of theseProvide an appropriate response. A researcher records the number of employees of each of the IT companies in the town of Westmoore. The results are summarized in the table. Number of Number of IT Employees Companies |0-249 33 250-499 22 500-749 8 750-999 7 Find the class width. 249.5 250 1249
- For the following "Stem and Leaf" table, if IQR = 41 , then a = Stem Leaf 3 4 5 01 1 2 3 r 8. 1 2 8 O 4 5 2. 4.Of the 44 theater performances that a critic reviewed, 15 were comedies. She gave favorable reviews to 6 of the comedies and unfavorable reviews to 14 of the non-comedies. Answer parts (a)-(d) below. a. Complete the two-way table summarizing the reviews. Favorable Non-favorable Comedy 6 enter your response here Non-comedy enter your response here 14 (Type whole numbers.)Michael has the following data: 107 104 106 104 106 112 109 105 113 109 105 If the mean is 107, which number could n be? 104 128
- The following boxplot shows the weights, in kg, of the mens' World Cup players in 2018 for Australia and Argentina. Use the boxplots and the appropriate summary statistics below to answer the following. Team Australia Argentina- 65 70 75 80 85 90 95 Weight (kg) median IQR Australia 77 12 Argentina 75 a. Write 1-2 sentences comparing the centers in the context of the data. Use the appropriate number summary, median or IQR, in your comparison. b. Write 1-2 sentences comparing the variation in the context of the data. Use the appropriate number summary, median or IQR, in your comparison.the numbers of touchdown passes that peyton manning threw in each of his 13 seasons with the indianapolis colts are below 26, 26, 33, 26,27,29, 49, 28, 31, 31, 27, 33,33 Find the five number summary? What is the interquartile rang of data? Find the outliners in the data?How do you do the borda count?