Statistics question and answers for January 07, 2024
- Q The amounts in millions of dollars grossed by movies in categories with PG PG 13 anc ratings we obtain the analysis of variance results from statistical software below Using 0...
- Q Samples of pages were randomly selected from the three books The mean number of words per sentence was computed for each page and the analysis of variance results from some...
- Q Chantix is a drug used as an aid for those who want to stop smoking The adverse reaction of nausea has been studied in clinical trials and the table below...
- Q In the 2005 World Series the Houston Astros wanted to close the roof on their domed stadium so that fans could make noise and give the team a better advantage...
- Q Below is data obtained from randomly selected crime victims based on data from the U S Department of Justice And below the table are the results of some statistical software...
- Q 2 Suppose Netflix conducts a nation wide survey to assess viewer habits regarding the show Ozark Using a simple random sample they select 8 000 men and 6 500 women...
- Q 1 We want to see if there is a difference in the average delivery time of two local pizza restaurants To check this we ordered pizza 6 different times from...
- Q Lower Limit 9 98064 Upper Limit 40 71402 2 A local fisherman claims that the proportion of large fish over 350 grams i e 3 4 of a pound river...
- Q A study of working actors looked at age and gender One sample of 55 male actors had a mean age of 20 and a standard deviation of 3 The other...
- Q Give a 99 8 confidence interval for 1 2 given the following information n 60 1 2 17 s1 0 66 n2 50 T 1 73 s2 0 71 Hint...
- Q Find the values of the slope m and the y intercept b for the line y mx b graphed below 7 6 5 7 6 54 3 The slope is...
- Q Determine the slope and y intercept of the graph of the linear equation y 7x 1 Slope y intercept
- Q Write the equation of the line with a slope of 5 and a y intercept of 1 Y
- Q 5 G Que 4 3 2 1 S G Select an answer Quadrant I Quadrant II Quadrant III Quadrant IV x axis C Quic 5 4 E 30 2 1...
- Q Give the slope and the y intercept of the line y 62 6 Make sure the y intercept is written as a coordinate This means the y intercept must be...
- Q B 80 C B 5 4 3 2 1 A C 30 2 1 123 D 30 4 5 1 Identify the points from the graph above and write as...
- Q About how many alcohol related deaths occurred in 1991 DEATHS Alcohol Related Traffic Deaths thousands 23 22 20 H 19 S 18 17 16 89 90 91 92 93 94...
- Q The graph below shows the temperature of a cup of coffee after some number of minutes 50 40 30 20 10 10 mintes 20 Estimate the temperature after 10 minutes
- Q The graph below shows the temperature of a rock after some number of minutes 60 50 40 30 20 degrees 10 minutes 20 What is the temperature after 10 minutes...
- Q The line graph below shows the pieces of candy Sylvia ate each day of last week IU L 8 7 6 S 4 3 2 2 6 7 1 Day...
- Q 1 The line graph below shows the number of times Maria drove her car each day of the week 1J 14 13 12 11 10 9 8 7 6 5...
- Q Give a 95 confidence interval for 2 given the following information n 45 1 2 94 81 0 7 n 50 T 2 91 82 0 55 Rounded both solutions...
- Q 1 Consider the following two way frequency table relating couple success to long distance relationships in America If an American couple was chosen at RANDOM calculate the probabilities being asked...
- Q Put the following critical values in numerical order from largest to smallest a 20 02 b to 02 with 15 degrees of freedom c to 02 with 35 degrees of...
- Q In a survey 1000 adults in a certain country were asked how many hours they worked in the previous week Based or the results a 95 confidence interval for mean...
- Q 6 A researcher polled a sample of 1092 adults in the year 2010 asking them how many hours per week they spent on the Internet The sample mean was 9...
- Q In the game of roulette a player can place a 10 bet on the number 32 and have a probability 38 of winning If the metal ball lands on 32...
- Q A strain of bacteria is placed into a petri dish at 30 C and allowed to grow The following data are collected Theory states that the number of bacteria in...
- Q 1 38 probability of winning If the metal ball lands on 32 the player gets to keep In the game of roulette a player can place a 10 bet on...
- Q A report set a goal of 0 541 for the proportion of babies still being breastfed one year after birth The organization also used the survey data to estimate the...
- Q K A nutritionist wants to determine how much time nationally people spend eating and drinking Suppose for a random sample of 925 people age 15 or older the mean amount...
- Q In a survey conducted by a reputable marketing agency 253 of 1000 adults 19 years of age or older confessed to bringing and using their cell phone every trip to...
- Q A publisher reports that 39 of their readers own a laptop A marketing executive wants to test the claim that the percentage is actually more than the reported percentage A...
- Q A publisher reports that 39 of their readers own a laptop A marketing executive wants to test the claim that the percentage is actually more than the reported percentage A...
- Q Days before a presidential election a nationwide random sample of registered voters was taken Based on this random sample it was reported that 52 of registered voters plan on voting...
- Q Put the following critical values in order from least to greatest to 10 with 7 degrees of freedom to 10 with 19 degrees of freedom 20 10 Choose the correct...
- Q on the General Social Survey was When you drink how many drinks do you have The survey was administered to a random sample of 243 adult Americans aged 21 or...
- Q point s possible K A nutritionist wants to determine how much time nationally people spend eating and drinking Suppose for a random sample of 925 people age 15 or older...
- Q In a survey conducted by a reputable marketing agency 253 of 1000 adults 19 years of age or older confessed to bringing and using their cell phone every trip to...
- Q Which of the following are properties of the Student s t distribution Select all that apply A The t distribution is centered at B At the sample size n increases...
- Q should be obtained if she wishes the estimate to be within 0 02 with 90 confidence if adults who have high speed Internet access What size sample a she uses...
- Q Annie is concerned over a report that a woman over age 40 has a better chance of being killed by a terrorist than of getting married A study found that...
- Q Consider the relationship between the number of bids an item on eBay received and the item s selling price The following is a sample of 5 items sold through an...
- Q se the probability distribution or histogram to find the a mean b variance c standard deviation and d expected value of the probability distribution and e interpret the results The...
- Q A researcher wishes to estimate the proportion of adults who have high speed Internet access What size sam should be obtained if she wishes the estimate to be within 0...
- Q In a survey conducted by a reputable marketing agency 251 of 1000 adults 19 years of age or older confessed to bringing and using their cell phone every trip to...
- Q x 120 n 200 Click here to view the table of critical values The lower bound is The upper bound is Round to three decimal places as needed Table of...
- Q In a survey conducted by a reputable marketing agency 251 of 1000 adults 19 years of age or older confessed to bringing and using their cell phone every trip to...
- Q In a survey conducted by a reputable marketing agency 278 of 1000 adults 19 years of age or older confessed to bringing and using their cell phone every trip to...
- Q How profitable are different sectors of the stock market One way to answer such a question is to examine profit as a percentage of stockholder equity A random sample of...
- Q 1 In the game of roulette a player can place a 10 bet on the number 32 and have a probability of winning If the metal ball lands on 32...
- Q AP x Use the probability distribution or histogram to find the a mean b variance c standard deviation and d expected value of the probability distribution and e interpret the...
- Q 3 Use the probability distribution or histogram to find the a mean b variance c standard deviation and d expected value of the probability distribution and e interpret the results...
- Q 3 Use the probability distribution or histogram to find the a mean b variance c standard deviation and d expected value of the probability distribution and e interpret the results...
- Q The data in the table below represents the percentage of patients who have survived after diagnosis of advanced stage breast cancer at 6 month intervals of time Time after Diagnosis...
- Q 3 Use the probability distribution or histogram to find the a mean b variance c standard deviation and d expected value of the probability distribution and e interpret the results...
- Q 1 Determine whether the random variable is discrete or continuous a The number of fish caught during a fishing tournament b The time it takes to fly from City A...
- Q A random sample of 16 adult male wolves from the Canadian Northwest Territories gave an average weight x 99 lb with estimated sample standard deviation s 6 7 lb Another...
- Q A government s congress has 855 members of which 169 are women An alien lands near the congress building a treats the members of congress as as a random sample...
- Q Katrina wants to estimate the proportion of adults who read at least 10 books last year To do so she obtains a simple random sample of 100 adults and constructs...
- Q Fill in the blanks to complete the sentences below a As the number of samples increases the proportion of 95 confidence intervals that include the population proportion approaches b If...
- Q One environmental group did a study of recycling habits in a California community It found that 72 of the aluminum cans sold in the area were recycled Use the normal...
- Q A new muscle relaxant is available Researchers from the firm developing the relaxant have done studies that indicate that the time lapse between administration of the drug and beginning effects...
- Q From public records Individuals were identified as having been charged with drunken driving not less than 6 months or more than 12 months from the starting date of the study...
- Q Three circle red on white is one distinctive pattern painted on ceramic vessels of the Anasazi period found at an archaeological site At one excavation a sample of 177 potsherds...
- Q A study considered the question Are you a registered voter Accuracy of response was confirmed by a check of city voting records Two methods of survey were used a face...
- Q A random sample of 19 wolf litters in Ontario Canada gave an average of x 4 7 wolf pups per litter with estimated sample standard deviation s 1 1 Another...
- Q Three experiments Investigating the relation between need for cognitive closure and persuasion were performed Part of the study involved administering a need for closure scale to a group of students...
- Q Plot these points OF 6 8 7 6 54 3 2 2 21367X 8 9 56781 9 2 3 4 5 6 7 8 9 10 4
- Q computer program or a standard chapter from a textbook to teach students to use fractions The school did a pilot study of the achievement levels where students were randomly assigned...
- Q 5 different color dice are rolled and the numbers showing are recorded How many different outcomes are possible Your answer is
- Q A person going to a party was asked to bring 5 different bags of chips Going to the store she finds 1 varieties How many different selections can she make
- Q Bookwork code 3A Which digits replace A B and C in the boxes 54 A 3B7 C 6 3 Calculator not allowed mistakes
- Q In parts a and b identify whether the events are disjoint independent or neither events cannot be both disjoint and independent a You and a randomly selected student from your...
- Q Yvetia ordered two pizzas for her family Both pizzas are rectangular The larger pizza s width is equal to the length of the smaller pizza and the larger pizza s...
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