The average wage of Filipino workers in the Philippines is significantly below Php 250. It is Null hypothesis or Alternative Hypothesis

Q: The following graph shows the average price of LCD TVs from 2005 until 2010. Average Price OOOO This…

A: To identify the type of graph.

Q: A wholesaler furnishes products to 10 retail stores. Each of them can send an order for the next day…

A:

Q: Below is the data on the time (in minutes) it takes several customers to wait in line before being…

A: Given data set is 3.2 3.3 3.5 3.9 4.1 4.4 4.7 4.8 5.2 5.6 5.6 5.7 5.8 6.0 6.2 6.3 6.4 6.5 6.7…

Q: identification at their voting place in order to vote.  A random sample of 30 Americans is selected.…

A:

Q: 3. What types of graphs you can draw for a Quantitative (Numerical) variable?

A: Given that  We have to define what type of graph we draw for Quantitative (Numerical) variable :

Q: Q4: Find for the following data (7,3,5,6,2,8,4) the mean absolute deviation, variance and standard…

A: Given n=7 7,3,5,6,2,8,4

Q: Q4: The following data represent weights for 25 items construct a frequency distribution table: 15,…

A: Given data set is 15,9,18,10,5,8,10,7,2,15,3,5,15,10,15,9,8,18,1,2,11,12,5,8,1 No. of observation=25

Q: TULDUD Yn be a random sample from the distributic f(x: 0) = e-I(0.∞)(x). plete and sufficient…

A: Solution:   (a):

Q: 1. Using grouped data, find P37, IQR, and construct the graph using histogram .77 1.74 .81 1.20 1.95…

A: The objective is to create grouped frequency distribution for the given data, find P37, IQR and…

Q: totals the proportion of observations that are less than or equal to the class at which you are…

A: a.   cumulative relative frequency distributions Total the proportion of observation that are less…

Q: An independent consumer group published its finding that the lifetimes of electric bulbs…

A: GivenMean(x)=620standard deviation(s)=124.5BIG Corporation claims that the standard deviation of its…

Q: The following data represent weights for 25 items construct a frequency distribution table: 15, 9,…

A: Frequency refers to the number of times an event or a value occurs. A frequency table is a table…

Q: Use the given information to find the number of degrees of​ freedom, the critical values χ2L and…

A: The following information has been given: The sample size is n=146 The sample standard deviation is…

Q: Listed below are amounts (in millions of dollars) collected from parking meters by a security…

A: Use EXCEL Procedure for finding the values of security service company and other companies.   Follow…

Q: 73   38 75   41 76   35 77   31 78   40 79   25 80   32 80   36 81   29 82   34 83   38 84   26 85…

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Q: A supermarket wants to send codes for $0.25 off a bag of chips to its rewards program members. Each…

A: The answer is attached below,

Q: A well-mixed cookie dough will produce cookies with a mean of 6 chocolate chips apiece. What is the…

A: Given problem is poisson distribution Mean=6

Q: You have data drawn from a normal distribution with a known variance of 16. You set up the following…

A:

Q: Dianne has a choice of two routes to drive to work. She timed her journey along each route on…

A: From the provided information (i) For Town route:  x x2 15 225 16 256 20 400 28 784 21…

Q: According to a random sample taken at 12 A.M., body temperatures of healthy adults have a…

A: Given datamean=98.21oFstandard deviation=0.57oF

Q: A(n)..... is a category in a frequency distribution. O a polygon Ob histogram O c. class Od ogive

A: Given that  We have to define  is a category in a frequency distribution. Polygon Histogram Class…

Q: Draw the ascending frequency of the following frequency ution tahle Categories of

A: Frequency distribution is given in the table

Q: Q1/b- Complete the following tab and then find the arithmetic and top bumoto auf de

A: The given data is Categories repetitions 10-14 4 15-19 3 20-24 4 25-29 1 30-34 3…

Q: Q1/b- Complete the following table and then find the arithmetic and harmoni mean of the following…

A: Class Frequency (f) Mid value (x) f⋅x cf 10-14 4 12 48 4 15-19 3 17 51…

Q: Q3: The annual rainfall was measured in the Western Desert during a period of one year, and the…

A: It is given that the annual rainfall was measured in a Western desert during a period of one year.…

Q: Question 1.16.2 (Markov chains, Part IB, 1991, 307D) Three girls A, B and C are playing table…

A:

Q: A survey of 500 adults asked​ "Do you feel overloaded with too much​ information?" The results…

A: (a)   Obtain the probability that she did not feel overloaded with too much information if the…

Q: e folla n tahl.

A: Given as,

Q: You are planning a three-day trip to Seattle, Washington, in October. Use the fact that on each day,…

A: The total days for the trip are 3.

Q: Almost all high school students who intend to go to college take the SAT test. In a recent test, the…

A: GivenMean(μ)=1020standard deviation(σ)=153

Q: A group of adult males has foot lengths with a mean of 27.84 cm and a standard deviation of 1.31 cm.…

A: Given Mean=27.84 Standard deviations=1.31

Q: Suppose that samples of size n = 25 are selected at random from a normal population with mean 100…

A: Suppose the assumed variable is X.

Q: 2. Using quadratic interpolation find In 9.2 from In 8.0-2.0794, In 9.0-2.1972 and In9.5-2.2513.

A: Given  ln 8=2.0794,ln 9=2.1972 and ln 9.5=2.2513 We need to determine the value of ln 9.2 using…

Q: Do i

A:

Q: Q1/b- Complete the following table and then find the arithmetic and harmonic mean of the following…

A: Given data is Categories Repetitions 10-14 4 15-19 3 20-24 4 25-29 1 30-34 3 35-39 2…

Q: In a pharmaceutical company, the height measurements of lab benches are approximately normally…

A: Given problem is normal distribution Let X: Height measurement of lab benches Mean=μ=53.3 Standard…

Q: A researcher wanted to estimate the difference between the percentages of users of two tooth- pastes…

A:

Q: A manufacturer claims that the average lifetime of its lightbulbs is equal to 36 months. A random…

A:

Q: How many 4-letter arrangements can be made from the letters of the word DEALING, such that: (i) two…

A: Number of arrangement of data can be calculated using either permutation or combination. Permutation…

Q: Compute the standard error for the sample mean \bar x from a SRS of 28 observations with sample…

A: Solution-: Given: n=28, s=7  We want to find the standard error for the sample mean?

Q: A¶ AaBbCcDc AaBbCcDc AaBbC AaBbCct AaB AaBbcct AaBbCcD. AaBL T Normal 1 No Spac... Heading 1 Heading…

A:

Q: A manufacturer knows that their items have a normally distributed lifespan, with a mean of 12.3…

A: Given that  The data that life span of a product is normally distributed. Mean (μ) = 12.3 years.…

Q: e TI-84 Plus calculator to find the Z-scores that bound the middle 82% of the area under the…

A: Given Middle=82%

Q: If your survey questionnaire is composed of quantitative data (ex. Price of Sugar), you may use…

A: The Chi-square test is essentially performed to validate if the deviation of the expected…

Q: A manufacturer claims that the average lifetime of its lightbulbs is equal to 36 months. A random…

A:

Q: A manufacturer claims that the average lifetime of its lightbulbs is equal to 36 months. A random…

A: Given Mu= 36 x=32 S=11 n = 64

Q: At a blood drive, 5 donors with type O + blood, 5 donors with type A + blood, and 2 donors with type…

A: Solution-: Given: Number of donors with type O+ =5           Number of donors with type A+ =5…

Q: Suppose events B and C are independent and   P(B) =  1 4     P(C) =  1 8 Find the probability.…

A: Given that  The events B and C are independent. P(B) = 14   P(C) = 18   We know that  By addition…

Q: quest hat hypothesis testing procedure should you use to answer ssume all samples are simple random…

A: Given that  Sample size n =21 Sample mean =9.87 Population standard deviation =1.17 Population mean…

Q: What is a critical value for a 2 sided z-test with a significance level of 10%? 1.65 2.33 2.58 1.28…

A: The objective is to determine the critical value for a two-sided z-test at significance level of…