Statistics question and answers for December 02, 2023
- Q The width of a rectangle is increasing at a rate of 9 inches per second and its length is increasing at the rate of 3 inches per second At what...
- Q Suppose that x and y are related by the given equation and use implicit differentiation to determine 4 x y 7 dy dx
- Q dy Find for y u and u x 8 State your answer in terms of x only dx
- Q A function h x is defined in terms of a differentiable function f x Find an expression for h x h x 4f x h x 4f x 4f x...
- Q Differentiate the following function o y x 7 5 x 7 dx A
- Q Differentiate the function below y x 5 x 4 x 5 4 dx
- Q Differentiate the following function y x x 1 4 x 1 dx
- Q ybuje 901 101 918 1 An American history professor at a major university was interested in knowing the history literacy of college freshmen In particular he wanted to find what...
- Q ying the conditions under which commercially raised shrimp achiev maximum weight gain Three water temperatures 25 30 35 and four water salinity le 10 20 30 40 were selected for...
- Q 2 Here are the ages of the 40 students in the class 16 16 16 18 17 14 18 17 18 17 17 17 17 15 16 16 17 18...
- Q Solve the following a log3x 4 b log 81 4 c log 1000 3 a b
- Q survey The table below shows data from the first 4 students on the class roster Children in family 3 3 Gender Class GPA F F M M Pulse Dominant rate...
- Q 1 point Solve the system x1 x2 x3 X4 X5 x6 11 0 0 0 0 0 0 s 0 0 0 0 0 0 x1 5x2 2x3 X1 5x2...
- Q 1 point The scores of eight students who recently took both the PSAT and SAT exams are listed in the following table PSAT 183 207 167 206 197 142 193...
- Q Certified childcare providers for children ages 0 3 years exposed Office staff not exposed Total Disease 50 9 59 No Disease 950 891 1 841 Total 1000 900 1 900...
- Q CHECK IN DAY Monday Tuesday Wednesday Thursday Friday Saturday Sunday Total Monday Tuesday Wednesday Thursday Friday Saturday Sunday MONDAY 40 Utilization 40 80 JP JP JP JP SP SP TUESDAY...
- Q A pharmacist wants to establish an optimal inventory policy for a new antibiotic that requires refrigeration in storage The pharmacist expects to sell 4800 packages of this antibioti at a...
- Q A rectangular corral of 216 square meters is to be fenced off and then divided by a fence into two sections as shown in the figure on the right Find...
- Q A certain airline requires that rectangular packages carried on an airplane by passengers be such that the sum of the three dimensions is at most 165 centimeters Find the dimensions...
- Q Find the minimum of Q 3x 5y2 if x y 8 The minimum value of Q is Q Simplify your answer Type an exact answer using radicals as needed
- Q Foggy Optics Inc makes laboratory microscopes Setting up each production run costs 2400 Insurance costs based on the average number of microscopes in the warehouse amount to 10 per microscope...
- Q A cable runs along the wall from C to P at a cost of 10 per meter and straight from P to M at a cost of 26 per meter...
- Q A California distributor of sporting equipment expects to sell 10 800 cases of tennis balls during the coming year at a steady rate Yearly carrying costs to be computed on...
- Q Find the dimensions of a closed rectangular box with a square base and volume 3375 in that can be constructed with the least amount of material What are the dimensions...
- Q that the Relative extreme points exist when 8x has no relative extreme points In this case because the function f x 3x 2x 8x has no relative extreme points has...
- Q Sketch the graph of the following function 5 f x x 9x 9x 3 Choose the correct graph below O A OB O C W D
- Q Sketch the graph of the following function for x 0 4 X y x 7 4 O A 14 30 X 30 OB Ay 30 X 30 5 O C...
- Q Find the x intercepts of the given function y x 13x 39 The x intercept s is are Type an exact answer using radicals as needed Type an ordered pair...
- Q Sketch the graph of the following function f x x 20x Choose the correct graph below O A X Q OB K M O C G D 150 Ay X...
- Q Sketch the following curve indicating all relative extreme points and inflection points y x 3x 7 The relative extreme points are Type an ordered pair Use a comma to separate...
- Q The graph of the function has one relative extreme point Plot this point and check the concavity there Using only this information sketch the graph f x 2x 8 The...
- Q Click the icon to view the frequency distributions Complete the relative frequency table below Relative Frequency Filtered Relative Frequency Nonfiltered 1 Tar mg 6 9 10 13 14 17 18...
- Q A personal trainer is analyzing their clients data and created the chart below The trainer recorded the heights in inches I and weights in points y of 30 clients Use...
- Q An organization collects information on the life expectancy in years of a person in certain countries and the fertility rate Der woman in those countries The data for 21 randomly...
- Q The table below gives the average weight in kilograms of certain people ages 1 20 Use Excel to find the best fit linear regression equation where age is the explanatory...
- Q An economist is studying the link between the total value of a country s exports and that country s gross domestic product or GDP The economist recorded the GDP and...
- Q Data is collected on the relationship between the average number of minutes spent exercising per day and math test scores The data is shown in the table and the line...
- Q a b c Part 1 of 3 Refer to the graph at the right to answer the following questions At which labeled points is the function increasing At which labeled...
- Q In 2022 the CDC published data on the average weight of American female children by year Using ages 1 7 of this data researchers made a linear regression with age...
- Q Suppose melting snow causes a river to overflow its banks and h t is the number of inches of water on Main Street t hours after the melting begins a...
- Q The number of farms in the United States t years after 1925 is f t million where f t is graphed in Figure A and f t and f t...
- Q Marilyn is studying the relationship between the time spent studying per day and the time spent reading per day and has collected the data shown in the table The line...
- Q The table shows data collected on the relationship between age in years and daily time spent on the phone The line of best fit for the data is y 0...
- Q Suppose that a large controlled experiment tests whether caffeine improves reaction times A very large number of randomly selected participants are randomly given identical seeming pills with varying doses of...
- Q Identify the relation between caffeine consumption and sleep duration Select the correct answer below O Caffeine consumption and sleep duration are correlated O An increase in caffeine consumption causes a...
- Q the more rashes you get Identify the relation between eating mangoes and rashes Select the correct answer below O Eating mangoes and rashes are negatively correlated O An decrease in...
- Q A survey regarding truck engines found a positive correlation between the size of the engine and horsepower the engine produces Fill in the blanks below based only on this information...
- Q Won a free ride to four years of college During these four years Jenn could also do any number of things including 1 Travel the world II Work to gather...
- Q the rkinson s Disease Activity we demonstrated two important statistical tools Experimentation Simulation How would you best describe these two tools Experiment D
- Q 11 Suppose the society produces one good corn using corn seed and labor Suppose they produce 500 bushels of corn output per year using 50 corn seed and 400 bushels...
- Q 4 Interpret the production function Y f N L K 5 What causes economic growth
- Q 15 What are the three roles of prices in a market system
- Q 6 What are the two economic problems that have faced our societies and briefly explain each problem
- Q 8 What are the three economic systems in history and what is the main institution that governs an economy in each system
- Q 7 Why does distribution matter
- Q A business finds that sales increase when the outdoor temperature decreases Identify the relation between sales and temperature Select the correct answer below O Sales and temperature are positively correlated...
- Q Choose all of the true statements below Select all that apply The more coffee a person drinks the taller they are The higher the outside temperature the fewer hot chocolate...
- Q Suppose you computed T 0 493 using n 52 data points Using the critical values table below determine if the value of IN Tis significant or not df 3 4...
- Q True or false Increases in height cause increases in shoe size Select the correct answer below True False
- Q all community college employs 128 full time faculty members To gain the faculty s opinions about upcoming contract negotiations the president of the faculty union wishes to obtain a simple...
- Q Three students are planning a road trip for Spring Break There are two paths available to their destination and they choose the shorter road because the longer a road the...
- Q A non profit finds that donations decrease when the economy measured by GDP decreases Identify the relation between donations and GDP Select the correct answer below O Donations and GDP...
- Q Opening Activity 13 A researcher surveyed 80 adults and found that 22 regularly run for exercise and 18 regularly swim The probability that they both run and swim is What...
- Q Which of the following data sets or plots could have a regression line with a negative slope Select all that apply Select all that apply The number of tons of...
- Q The least squares regression line for the cost of a diamond necklace from a department store y in dollars in the year x years since 2000 is given by y...
- Q A scientific study on lift strength gives the following data table Lift strength Tons 46 47 51 55 56 Time to move load seconds 159 166 123 128 117 Using...
- Q Fishing Lines 4575 2 12 Fish caught 13 25 29 26 Using technology it was determined that the total sum of squares SST was 203 20 and the sum of...
- Q exercise 50 53 56 60 64 35 44 49 65 69 Using technology it was determined that the total sum of squares SST was 819 2 the sum of squares...
- Q fertilizer distance 15 88 15 101 18 116 20 93 21 122 Using technology it was determined that the total sum of squares SST was 854 the sum of squares...
- Q A news reporter wants to assess the top 30 college quarterbacks The reporter recorded the number of plays and the number of passes a quarterback completed in one season This...
- Q orge is an economist trying to understand whether there is a strong link between CEO compensation and corporate evenue He gathered data including the CEO compensation for 30 randomly selected...
- Q A researcher is interested in whether the variation in the size of human beings is proportional throughout each part of the human To partly answer this question they looked at...
- Q The table below represents the number of young people in a certain city enrolled in the academic support and enrichment program of youth services Here I represents the number of...
- Q A recent graduate moving to a new job collected a sample of the monthly rent in dollars and the size in square feet of 3 bedroom apartments in one area...
- Q alues corresponds to the points ntent attribution percent of repaired machines is the y coordinate So the table of 40 20 26 40 20 50 15 65 10 70 FEEDBACK...
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