OFW REMITTANCES IN BILLION (US Dollar) January to May, 2008 and 2009 1.80 1.60 1.40 1.20 2009 1.00 2000 0.80 0.60 January February March April May

Q: You wish to determine if there is a linear correlation between the two variables at a significance…

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Q: Show necessary calculation/justification for each answer.  a) In regression analysis, the residuals…

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Q: Adding a variable with a non-zero coefficient to a multiple OLS regression will always increase the…

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Q: MO21. An Article in the Journal of Sports Science (1987, Vol. 5, pp. 261-271) presents the results…

A: The random variable hemoglobin level follows normal distribution. We have to construct the 95%…

Q: ) A manufacturer of apple phone charges claims that only 4% of his production is defective. In a…

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Q: A balanced, six-sided die is rolled 3 times. What is the probability a 5 comes up exactly twice? *

A: Given A six sided die is rolled 3 times.

Q: Let the temperature at 8 AM be the first sample, and the temperature at 12 AM be the second sample.…

A: Given: Temperature at 8 AM Temperature at  at 12 AM 97.9 98.3 99.5 100.2 97.3 97.7 97.5…

Q: 5

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Q: Based on the data shown below, calculate the correlation coefficient (rounded to three decimal…

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Q: Rivers in North Carolina contain small concentrations of mercury that can accumulate in fish over…

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Q: An automatic filling machine in a factory fills bottles of ketchup with a mean of 15.3 oz and a…

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Q: With the online classes being rampant during pandemic, there was a growth of ISPS (internet service…

A: Given The data is as follows: Price  Satisfaction  11 6 19 8 17 10 15 4 9 9 5 6 12…

Q: If 4 coins are tossed 256 times, find the expected frequencies of 4, 3, 2, 1 and 0 heads, when p 1/4…

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Q: actual answer

A: P-value is the probability that the observed statistic has occurred by chance assuming that the null…

Q: A delivery company's trucks occasionally get parking tickets, and based on past experience, the…

A: Given , Mean = μ = 1.4 Standard deviation = σ = 0.5 Sample size = n = 18

Q: The table below shows the color and the model of cars purchased by 160 randomly selected customers…

A: There are two categorical variables which are color and model. We have to test whether the clolor…

Q: For a fully discrete 2-year term life insurance on (50), you are given: a. Cash flows are annual. b.…

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Q: Construct a frequency distribution table for the given scores of 30 students from a Mechanics of…

A: For the given data Find Mean =? median =? mode =?

Q: Time required in hours Finishing Product of Assembly Profu in Rs. 20 12 80 A 14 15 60 B C 15 14 30…

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Q: The team meeting will be held in 3 days from the date of the assignment and because of the…

A: Please note that as per our guidelines if multiple questions are posted we can answer the first one.…

Q: Twenty children with autism participated in a study of the effectiveness of augmentative…

A: Given that  Statement : Researchers hypothesized that the children would show a higher number of…

Q: Event A occurs with probability 0.8. The conditional probability that event B occurs, given that A…

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Q: A sample of 270 people is surveyed. The people are classified according to political affiliation…

A: For the given data Find the relative frequency of respondents who are opposed to the bill ?

Q: A Vancouver store sells a one day two hour children events tickets. Once-a-week on sale 2. . starts…

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Q: I. Sketch and find the area under the standard normal distribution curve. 1. Between z =0 and z =…

A: Given that  Z follows standard normal distribution with mean zero and standard deviation one Note:…

Q: The Normal Distribution Activity For Data Set 1 Мean 8.70 Variance= 4.6423 Standard Deviation =…

A: The z score is used to determine the deviation of data set from the mean. It is calculated by the…

Q: What is the value for Sum of squares between treatment? Observed Tensile Strenght Weight Percentage…

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Q: 34. What is asked in the given problem? A. P(X 43) B. P(43) 35. What formula is to be used in…

A: Given that  Mean=46.2 Standard deviation=5 Sample size=50

Q: 1. A consulting agency was asked by a large insurance company to investigate whether salespersons…

A: Given  n1=sample size 1 =40, n2=sample size 2=45, sample mean 1 x̄1=11, sample mean x̄2=9, s1=sample…

Q: Q3. Use the method of false position, to find the fourth root of 32 correct to three decimal places.…

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Q: Find the joint density function of X and Y. b) Using the method of transformation, find the joint…

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Q: a) Using the minimum sample size determination formula, find the minimum sample size needed if you…

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Q: Samples are taken from two populations, A and B, with the following results.   A B n 100 200 x-bar…

A: There are two independent samples which are A and B. We have to test whether the two means are the…

Q: The following data represent the number of people aged 25 to 64 years covered by health insurance…

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Q: Suppose that the distribution of height of female students in University is normally distributed…

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Q: (a) The line is y =+ (Type an expression using x as the variable. Use integers or decimals for any…

A: Given: Year, X % of labor force, Y 1990 11.4 1995 12.1 2000 13.3 2005 13.9 2007 15.1

Q: a mean of 1.7 ounces and a 2.4 ounces with a standard deviation of 0.5 ounces. You open a new box of…

A: X represent the the small bowl  Y represent large bowl μx=1.7σx=0.4μy=2.4σx=0.5

Q: If a (b,v,r,k,lambda) design is symmetric with lambda=1, then there exists an integer n such that…

A: Using projection property in BIBD.  We know that, Symmetric 2-designs with λ = 1 and order n > 1.…

Q: Example 7. A media specialist plans to allocate advertising expenditure in three media where unit…

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Q: 1206.55 1602 O. 180.8 O None of the Above

A: Given- The ANOVA test is a way to find out if the results of a survey or experiment are important.…

Q: The following data represent the number of people aged 25 to 64 years covered by health insurance…

A: We have given that,  Class (age) :- 25-34, 35-44, 45-54, 55-64 Frequency (number):- 26.2, 36.7,…

Q: weight of a randomly chosen black bear has an expected value E[X] = 500 pounds and standard…

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Q: A Pláštić company is oducing twWo products A and B. The processing times are 3 hours and 4 hours per…

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Q: A Verizon researcher compared the number of text messages sent by a sample of teenage boys to the…

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Q: A national chain of department stores ranks its 900,000 salespeople by the monetary value of their…

A: The objective is to find out which of the given statement is true about Keith's and Donna's sales…

Q: The weights of a certain brand of candies are normally distributed with a mean weight of 0.8608 g…

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Q: MO21. Many cardiac patients wear an implanted pacemaker to control their heartbeat. A plastic…

A: Given Information: Sample size n=77 Sample mean x¯=0.36 Standard deviation σ=0.0207 Confidence level…

Q: QUESTION 9 Imagine that you first estimate an OLS regression with a random sample of 100…

A: From the given information we find the correct Option.

Q: 3. Write the appropriate null and alternative hypothesis in symbols to determine if the proportion…

A: The null and alternative hypotheses of first example Ho:p=0.20H1:p≠0.20  Null hypothesis: THe…

Q: 4. Find out Spearman's Rank correlation for the following data and write your comment. Profits 65 54…

A: We have given that, The data set are:- X:- 65, 54, 46, 54, 38, 85, 46, 70, 68, 95 Y:- 55, 35, 40,…