Statistics question and answers for January 03, 2024
- Q Solve 5 3 2x 3
- Q Directions Write an equation of a line given the slope and y intercept y mx b 1 m 2 b 7 Equation
- Q 19 The perimeter of a rectangular yard is 120 meters What is the length if its width is twice its length 10 meters B 20 meters 16 meters 24 meters
- Q 4 Match the following given inequalities with their corresponding solutions 32 122 15 2z 539 52 853 3z 5216 DRAG DROP THE ANS z 14 27 9 25
- Q In a stadium the ratio of home fans to visiting fans in a crowd is 4 5 Which of the following could be the total number of fans in the...
- Q Johnny spends of his income on food To of his income on gas and of his income on rent What percentage of his income remains after he has paid for...
- Q John travels 56 miles in 3 hours before taking a break He then travels 38 miles in 2 5 hours Convert his average rate of miles per hour rounded to...
- Q What is the value of x in the following equation 3 1 1 42 8 2 1 3 A B 2 D C 6 6
- Q 5 The ratio of boys and girls in a class is 4 8 If there are 72 students in the class how many more boys should be enrolled to make...
- Q In the diagram which one has a positive slope A AB B DB AC C 8
- Q A football team had 30 000 to spend on supplies The team spent 24 000 on new balls New sport shoes cost 140 each Which of the following inequalities represent...
- Q c What is the probability that 2 or more of the employees in the sample work at the plant in Hawaii Let a success be that someone from the Hawaii...
- Q Step 2 Now that the values of 3 and x 6 are on the same 5 minute time interval the formula for the Poisson distribution can be applied Find the...
- Q Thus for a 5 minute time interval we have u 3 Step 2 Now that the values of 3 and x 6 are on the same 5 minute time interval...
- Q The mean hourly wage for males is given to be 37 39 with a standard deviation of 4 60 Both values are representative of the population but we are to...
- Q On the first day of the fiscal year a company issues a 2 500 000 8 5 year bond that pays semiannual interest of 100 000 2 500 000 x...
- Q You may need to use the appropriate appendix table or technology to answer this question The Wall Street Journal reports that 33 of taxpayers with adjusted gross incomes between 30...
- Q Assume that the population proportion is 0 52 Compute the standard error of the proportion o for sample sizes of 100 200 500 and 1 000 Round your answers to...
- Q You may need to use the appropriate appendix table or technology to answer this question The president of Doerman Distributors Inc believes that 30 of the firm s orders come...
- Q Suppose a simple random sample of size n 75 is obtained from a population whose size is N 20 000 and whose population proportion with a specified characteristic is p...
- Q According to a survey in a country 27 of adults do not own a credit card Suppose a simple random sample of 700 adults is obtained Complete parts a through...
- Q gambling game played in casinos A player is dealt two Backs queens and kings and tens have a point value of 10 Aces have a point value of 1 or...
- Q You may need to use the appropriate appendix table or technology to answer this question Barron s reported that the average number of weeks an individual is unemployed is 16...
- Q Exit polling is a popular technique used to determine the outcome of an election prior to results being tallied Suppose a referendum to increase funding for education is on the...
- Q According to a study conducted by a statistical organization the proportion of people who are satisfied with the way things are going in their lives is 0 84 Suppose that...
- Q Recall that the notation N represents a combination of n objects chosen from a larger sample of N objects This is calculated as follows When n 1 N n N...
- Q Question 4 of 15 4 The frequency distribution below summarizes the sex of employees at a particular small business What percentage of employees are male Sex Female Male Answer Frequency...
- Q Question 1 of 6 1 Using the cumulative frequency distribution below how many individuals were 151 160 lbs in weight Weight lbs 131 140 141 150 151 160 161 170...
- Q Question 4 of 6 4 Use the dot plot below to determine how many individuals are 45 50 inches tall inclusively 40 Answer 45 50 Height inches 55 60
- Q household in a small neighborhood 12 Frequency 10 00 4 2 0 D Answer 1 Previous Answer 2 2 Number of Children 3 What percentage of households have no more...
- Q Complete parts a through d for the sampling distribution of the sample mean shown in the accompanying graph Click the icon to view the graph a What is the value...
- Q 5 The frequency histogram below summarizes the exam scores of students in a class Frequency 12 10 8 6 4 2 01 50 Answer 60 70 80 Exam Score 90...
- Q Part B Linda bought 1 shirt and 2 ties at the same store What is the total price in dollars and cents of Linda s purchas Enter your answer in...
- Q A simple random sample of size n 36 is obtained from a population that is skewed right with u 72 and 18 a Describe the sampling distribution of x b...
- Q The acceptable level for insect filth in a certain food item is 4 insect fragments larvae eggs body parts and so on per 10 grams A simple random sample of...
- Q The accompanying data represent the annual rates of return of two companies stock for the past 12 years Complete parts a through k Click here to view the data table...
- Q point s possible The reading speed of second grade students in a large city is approximately normal with a mean of 88 words per minute wpm and a standard deviation...
- Q 1 Using the frequency distribution below determine the class width Height inches 48 49 99 50 51 99 52 53 99 54 55 99 56 57 99 58 59 99...
- Q At a clothing store Ted bought 4 shirts and 2 ties for a total price of 95 At the same time store Stephen bought 3 shirts and 3 ties for...
- Q Write the equation of the line passing through points 2 2 and 1 0 in slope intercept form
- Q 1 The following data set was collected from a survey No Yes No No No Yes No No Yes No No Yes No No No No What is the frequency...
- Q Directions Solve the system by graphing Line 1 y x 2 Line 2 y x 2
- Q 2017 VI 8 2 24
- Q Solve the linear system of equations 3x 2y 7 3x 4y 5 X y
- Q Solve 12z 72 and then plot the solution set on the number line
- Q Solve the 4x 7 A inequality 12x 1 4 B x 3 x 3 12 Or 1 1 x
- Q 8 Solve the system of equation y 3x x y 32 A 8 24 B 8 24 C 16 48 D 16 48
- Q Jacklyn s baby brother goes through 18 diapers every 4 days At this rate how many diapers will Jacklyn s baby brother go through days Write a proportion and solve...
- Q 1 7 Which ratio forms a proportion with 14 A B D E 9 5 12 22 42 36 Select all that apply
- Q Chip Challenge In 1998 as an advertising campaign the Nabisco Company announced a 1000 Chips Challenge claiming that every 18 ounce bag of their Chips Ahoy cookies contained at least...
- Q A professor samples 9 random TCC students and record their commute times She finds that the average commute time of the 9 students is 13 59 minutes with a standard...
- Q Heart rates A trainer records the maximum heart rates of 8 random cyclists over the course of a workout The numbers are displayed below and heart rate is known to...
- Q Cookie Size A cookie fanatic measures the width of 98 Keebler cookies The mean width is 5 20 centimeters Assume that the population standard deviation is 0 3 centimeters a...
- Q Age at first marriage The National Survey of Family Growth conducted by the Centers for Disease Control gathers information on family life marriage and divorce pregnancy infertility use of contraception...
- Q One gallon of gas is put into each of 30 test cars The resulting gas mileage values of the sample are computed with mean of 28 5 gallons per mile...
- Q Evolution and Scientists In a 2014 Pew Research survey of a representative sample of 3748 scientists connected to the American Association for the Advancement of Science AAAS 98 of them...
- Q Find the number of different ways that an instructor can choose 7 students from a class of 10 students for a field trip
- Q If n 340 and p p hat 0 15 construct a 99 confidence interval Give your answers to three decimals Question p 1
- Q Assume that a sample is used to estimate a population proportion p Find the 80 confidence interval for a sample of size 224 with 199 successes Enter your answer as...
- Q In right triangle ABC side c 22 and m A 40 Find the lengths of side a and side 6 Round answers to the nearest tenth an 18 5 X...
- Q a x Special triangles Write answers in simplest radical form b 6 y y 60 V 30 21 8 5 V V y X 60 X 5 2 y
- Q a x special triangles Write answers in simplest radical form b 2 3 X y 45 y UI 45 V 21 4 6 V c P X y 6 45...
- Q 6 In right triangle ABC side c 22 and m A 40 Find the lengths of side a and side 6 Round answers to the nearest tenth A2 b
- Q In right triangle ABC side a 43 and m A 65 Find the lengths of side band side c c is the hypotenuse Round answers to the nearest tenth b...
- Q Solve for Leave answer in simplified radical form X x 45 5
- Q A right triangle ABC is shown Find the measure of angle C Round answer to the nearest tenth 4 17 15 A 8 B m C degrees
- Q Find the values of x and y Round answers to the nearest tent 12 cm 80
- Q 31 Exercise and type 2 diabetes It is generally accepted that regular exercise provides health benefits to indi viduals with type 2 diabetes although the exact exercise regimen aerobic vs...
- Q 1 Road Rage The phenomenon of road rage has been frequently discussed but in frequently examined So begins a report based on interviews with 1382 randomly selected drivers The respondents...
- Q For each problem select the best response a A researcher wishes to determine whether the rate of water flow in liters per second over an experimental soil bed can be...
- Q 11 What Music Will You Play People often match their behavior to their social environment One study of this idea first established that the type of music most preferred by...
- Q 29 Perceived exertion while exercising Can the introduc tion of pleasant sensory stimuli lead to a more pleasant exercise environment and decrease perceived exertion during a four minute stepping task...
- Q Fifty four wild bears were anesthetized and then their weights and chest sizes were measured and listed in a data set Results are shown in the accompanying display Is there...
- Q 10 Refer to the accompanying scatterplot a Examine the pattern of all 10 points and subjectively determine whether there appears to be a strong correlation between x and y b...
- Q Match these values of r with the accompanying scatterplots 0 998 0 404 1 0 757 and Click the icon to view the scatterplots Match the values of r to...
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