Basic Math question and answers for October 04, 2023
- Q For the given reports, are the given values of the correlationcoefficient reasonable?1. A) A correlation of r = +0.7 between gender and height.i) Reasonable ii) Unreasonable1. B) A correlation of...
- Q The head start program provides a wide range of services tolow-income children up to the age of 5 years and their families.Its goals are to provide services to improve social...
- Q 6) An economist is interested in studying the average income ofconsumers in a particular country. The population standarddeviation of incomes is known to be $1,000.What type of confidence interval should...
- Q Appropriate sampling is a critical component indeveloping a good research project. Using your approved researchquestions and research topic, explain your anticipated samplingmethod and why this is appropriate for your research...
- Q identify (but don’tcollect) a type of dataset that might vary significantly from itsmean. (Examples may be adult’s weights or BMIs, a company’s sales,or the number of pieces of mail you...
- Q In triathlons, it is common for racers to be placed into age andgender groups. Friends Leo and Mary both completed the HermosaBeach Triathlon, where Leo competed in the Men, Ages...
- Q Which variables measure level of happiness? using Descriptivestatistics and bivariate statistics.
- Q List the characteristics of a multinomial experiment. (Selectall that apply.)The number of successes is evenly distributed over allk categories.We are interested in x, the number of events that occurin a...
- Q Note that the book states to use a value of 25% if you don’tknow what a good value is for the population estimate. Would wewant to use this value in...
- Q 8. SAC Community Clinic is interested in knowing how far theirpatients commute (from their homes). To date, 20,000 uniquepatients have received care at the facility; the clinic operatesMonday through Friday...
- Q Three decision makers have assessed utilities for the followingdecision problem (payoff in dollars): State of Nature DecisionAlternative S1 S2 S3 d1 10 60 -20 d2 90 100 -80 The indifferenceprobabilities...
- Q Sales personnel forSkillings Distributors submit weekly reports listing the customercontacts made during the week. A sample of 65 weekly reports showeda sample mean of 18.5 customer contacts per week. The...
- Q A business owner believed that a higher percentage of femalesthan males bought items from her stores. To test her belief, sheconducted a study. What might her research hypothesis be?A. p...
- Q I want question 8 answered question 7 is posted because datafrom that question is required to answer 87. The following is the joint probability distribution of numberof car crashes (C)...
- Q A group of 5 friends are playing poker one night, and one of thefriends decides to try out a new game. They are using a standard52-card deck. The dealer is...
- Q In the book Analysis of Longitudinal Data, 2nd ed.,(2002, Oxford University Press), by Diggle, Heagerty, Liang,andZeger, the authors analyzed the effects of three diets on theprotein content of cow’s milk....
- Q In the Blade Runner universe, replicants are bioengineeredandroids that are virtually identical to humans. The“Voight-Kampff” test is designed to distinguish replicants fromhumans based on their emotional response to test questions....
- Q A point is chosen uniformly at random from a disk of radius 1,centered at the origin. Let R be the distance of the point from theorigin, and ? the angle,...
- Q Please discuss the purpose of hypothesis testing. Inyour response, provide an example of a null hypothesis andalternative hypothesis. Why is hypothesis testing important forresearchers?Note: The response needs to be at...
- Q . Arsalaan A., a well-known financial analyst, selected 50consecutive years of U.S. financial markets data at random. For 11of the years, the rate of return for the Dow Jones IndustrialAverage...
- Q Thedata frame TestScores in the PASWR packages gives the test gradesof 20 students taking a basic statistic course.a) Use the function EDA() on the data. Can normality beassumed?b) Perform the...
- Q Total plasma volume is important in determining the requiredplasma component in blood replacement therapy for a personundergoing surgery. Plasma volume is influenced by the overallhealth and physical activity of an...
- Q A farmer must decide what crops to grow on a 300-hectare tractof land. He can grow oats, wheat, or barley, which yield 50, 100and 80 kg/hectare (respectively) and sell for...
- Q Average Total Payments$7,605.44$7,861.23$7,291.77$7,264.79$7,537.16$8,010.86$7,316.82$7,421.40$8,594.81$6,993.72$6,905.37$6,832.44$7,015.00$7,394.07$7,054.60$7,491.51$7,504.30$8,663.12$10,985.44$7,482.67$7,676.57$6,884.62$7,440.25$7,421.67$9,764.10$7,107.36$7,728.79$11,497.33$8,713.97$8,621.84$7,726.40$6,679.73$7,066.34$13,435.10$6,912.62$7,526.55$8,441.81$6,787.02$8,633.87$6,812.10$6,881.70$8,568.06$7,648.96$7,954.37$8,031.93$8,091.48$6,860.73$7,100.69$7,197.31$7,703.08$7,185.20$7,321.56$8,528.78$10,414.00$6,489.25$7,218.42$6,646.68$7,577.64$8,419.36$7,135.96$7,495.96$7,485.07$6,884.68$7,941.81$8,122.57$7,944.23$8,175.08$8,014.70$7,603.22$7,408.60$7,737.51$8,373.15$7,349.52$7,928.17$7,268.87$8,167.19$6,547.92$7,005.88$6,885.49$6,726.93$6,607.64$6,681.15What percentage of Average Total Payments is less than$7,000?What percentage of Average Total Payments should be less than$7,000 based upon the mean and standard deviation?What percentage of Average...
- Q Use the graphical method for linear programming to find theoptimal solution for the following problem.Maximize P = 4x + 5 ysubject to 2x + 4y ? 12 5x + 2y ?...
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