Mathematics problem solving
178175 questions • Page 119 / 3564
1) Use two repetitions of the Newton-Raphson algorithm to approximate the follow
1) Use two repetitions of the Newton-Raphson algorithm to approximate the following. (Use x0 = 3. For best results, do not round intermediate values in your calculations. Give you…
1) Use z scores to compare the given values. The tallest living man at one time
1) Use z scores to compare the given values. The tallest living man at one time had a height of 270 cm. The shortest living man at that time had a height of 105.8 cm. Heights of m…
1) Use z scores to compare the given values. The tallest living man at one time
1) Use z scores to compare the given values. The tallest living man at one time had a height of 270 cm. The shortest living man at that time had a height of 105.8 cm. Heights of m…
1) Using Excel, create a simple linear regression to predict the Salary Expectat
1) Using Excel, create a simple linear regression to predict the Salary Expectation (column I) of undergraduate students using their Age (column C) as the independent variable. Wh…
1) Using Excel, create a simple linear regression to predict the Salary Expectat
1) Using Excel, create a simple linear regression to predict the Salary Expectation (column I) of undergraduate students using their Age (column C) as the independent variable. Wh…
1) Using the Caser Cypher, decrypt KYVMR CLVFW KYVBV PZJJV MVEKV VE 3) Use publi
1) Using the Caser Cypher, decrypt KYVMR CLVFW KYVBV PZJJV MVEKV VE 3) Use public key (k,m)=(3,2669) to decrypt 12151224147100230116. (hint: Use 00, 01, .... , 25 to denote a,b,..…
1) Using the data set in the sheet labeled \'raw data\' perform regression ananl
1) Using the data set in the sheet labeled 'raw data' perform regression ananlysis using the variable labeled 'Selling Price' as your dependent variable and the remaining variable…
1) Using the p-value approach, can the null hypothesis be rejected for the follo
1) Using the p-value approach, can the null hypothesis be rejected for the following hypothesis test? Test the following hypothesis for a multinomial probability distribution by u…
1) Using the p-value approach, can the null hypothesis be rejected for the follo
1) Using the p-value approach, can the null hypothesis be rejected for the following hypothesis test? Test the following hypothesis for a multinomial probability distribution by u…
1) Utilize the following information to calculate the requested information belo
1) Utilize the following information to calculate the requested information below to calculate a Pearson’s r. A researcher is interested in the relationship between the number …
1) Very briefly, but precisely, interpret the estimated correlation coefficient
1) Very briefly, but precisely, interpret the estimated correlation coefficient (tell me the direction of the correlation and the strength of the correlation). 1) List (and label)…
1) Voter registration records show that 68% of all voters in Indianapolis are re
1) Voter registration records show that 68% of all voters in Indianapolis are registered as Republicans. To test a random digit dialing device, you use a device to call 150 random…
1) WHAT\'S THE MAXIMUM TIME POSSIBLE BEFORE THE FREE-RUNNING COUNTER OVERFLOWS W
1) WHAT'S THE MAXIMUM TIME POSSIBLE BEFORE THE FREE-RUNNING COUNTER OVERFLOWS WHEN THE E-CLOCK IS 8MHZ? 2) THE FREE-RUNNING COUNTER IS USING AN INPUT CLOCK OF 8MHZ. IF AN EVENT IS…
1) Washington High School has 100 national merit scholars. You have data from al
1) Washington High School has 100 national merit scholars. You have data from all 100, so you know that the mean IQ across all 100 is 125.3. The principle plans to randomly sample…
1) Water is flowing through mighty Mill Brook. An engineering student is assigne
1) Water is flowing through mighty Mill Brook. An engineering student is assigned the task of estimating the water flow through the brook between 8 am and noon. He is provided ins…
1) We are creating a new card game with a new deck. Unlike the normal deck that
1) We are creating a new card game with a new deck. Unlike the normal deck that has 13 ranks (Ace through King) and 4 Suits (hearts, diamonds, spades, and clubs), our deck will be…
1) We are creating a new card game with a new deck. Unlike the normal deck that
1) We are creating a new card game with a new deck. Unlike the normal deck that has 13 ranks (Ace through King) and 4 Suits (hearts, diamonds, spades, and clubs), our deck will be…
1) We are creating a new card game with a new deck. Unlike the normal deck that
1) We are creating a new card game with a new deck. Unlike the normal deck that has 13 ranks (Ace through King) and 4 Suits (hearts, diamonds, spades, and clubs), our deck will be…
1) We do not have enough information to say. 2) When height decreases by 1 inch,
1) We do not have enough information to say. 2) When height decreases by 1 inch, weight increases by 4.225 pounds, holding all other variables constant. 3) When height increases b…
1) We do not have enough information to say. 2) When height decreases by 1 inch,
1) We do not have enough information to say. 2) When height decreases by 1 inch, weight increases by 4.225 pounds, holding all other variables constant. 3) When height increases b…
1) We want to do a two-sided hypothesis test with a threshold of 3 . 4 % . What
1)We want to do a two-sided hypothesis test with a threshold of 3.4%. What is the critical value (give the absolute value)? 2)We are doing a two-sided hypothesis test with a criti…
1) We want to do a two-sided hypothesis test with a threshold of 3 . 4 % . What
1)We want to do a two-sided hypothesis test with a threshold of 3.4%. What is the critical value (give the absolute value)? 2)We are doing a two-sided hypothesis test with a criti…
1) We would like to produce a transparent canopy for an aircraft. if we were to
1) We would like to produce a transparent canopy for an aircraft. if we were to use a traditional window glass canopy, rocks or birds might cause it to shatter. Design a material …
1) What are Type I and Type II errors? 2) Why do we use pˆ (p-hat) in place of p
1) What are Type I and Type II errors? 2) Why do we use pˆ (p-hat) in place of p when doing confidence intervals but use p0 (‘p naught’) in place of p when doing hypothesis tests?…
1) What are the advantages of using a repeated-measures t-test over an independe
1) What are the advantages of using a repeated-measures t-test over an independent-measures t-test? What are the disadvantages? 2) When do we use ANOVA instead of t-tests? 3) What…
1) What are the chances that when you flip a coin twice that one time it will be
1) What are the chances that when you flip a coin twice that one time it will be heads and one time it will be tails? 2) What are the chances that when you flip 2 coins both will …
1) What does the data tell you about the quality of patient care from 2015 to 20
1) What does the data tell you about the quality of patient care from 2015 to 2016? Is the overall infection higher or lower in 2016 when compared with 2015? 2) What is leadership…
1) What is referred to by the term observed frequencies ? The frequencies found
1) What is referred to by the term observed frequencies? The frequencies found in the sample data The frequencies found in the population being examined The frequencies computed f…
1) What is the best value of f (av) ± f (av) obtained by averaging all the data.
1) What is the best value of f (av) ± f (av) obtained by averaging all the data. f (av) is an overall error in your set of data for f. (Show calculations) 2) see below 3) see belo…
1) What is the critical value for this problem? 2) What is the value of SSTR? 3)
1) What is the critical value for this problem? 2) What is the value of SSTR? 3) What is the value for SSE? 4) What is the value for the test statistic? 5) What is your decision a…
1) What is the difference between probability distributions and frequency distri
1) What is the difference between probability distributions and frequency distributions? Provide an example that demonstrates the difference between the two. 2) How does a normal …
1) What is the difference between random sampling and random assignment? Random
1) What is the difference between random sampling and random assignment? Random sampling and random assginment are basically the same thing. Random assignment applies to how the o…
1) What is the difference between random sampling and random assignment? Random
1) What is the difference between random sampling and random assignment? Random sampling and random assginment are basically the same thing. Random assignment applies to how the o…
1) What is the kinetic energy (in Btu) associated with a 300 gm hockey puck flyi
1) What is the kinetic energy (in Btu) associated with a 300 gm hockey puck flying at 120 mph? (2 pts) 2) Assuming an ideal gas , calculate the specific volume in the appropriate …
1) What is the length of the graph of y = x 2 from x = -1 to x = 1? 2) A package
1) What is the length of the graph of y = x2 from x = -1 to x = 1? 2) A package of frozen strawberries has been taken from the freezer which is at -25 degrees Fahrenheit and place…
1) What is the name of the type of mutation that results in the S allele? 2) Spe
1) What is the name of the type of mutation that results in the S allele? 2) Specifically, what is the impact of that mutation the resulting hemoglobin polypeptide? (refer to the …
1) What is the name of the type of mutation that results in the S allele? 2) Spe
1) What is the name of the type of mutation that results in the S allele? 2) Specifically, what is the impact of that mutation the resulting hemoglobin polypeptide? (refer to the …
1) What is the name of the type of mutation that results in the S allele? 2) Spe
1) What is the name of the type of mutation that results in the S allele? 2) Specifically, what is the impact of that mutation the resulting hemoglobin polypeptide? (refer to the …
1) What is the probability of a z -score being less than 2 standard deviations f
1) What is the probability of a z-score being less than 2 standard deviations from the mean in a normal distribution? 2) There are 12 blue marbles, 8 red marbles, and 20 green mar…
1) What is the probability of selecting a physician earning over 600,000.00 give
1) What is the probability of selecting a physician earning over 600,000.00 given that they are in emergency or cardio? 2) What is the probability of selecting a surgeon earning o…
1) What is the probability of selecting a physician earning over 600,000.00 give
1) What is the probability of selecting a physician earning over 600,000.00 given that they are in emergency or cardio? 2) What is the probability of selecting a surgeon earning o…
1) What is the probability that a value chosen from the standard normal distribu
1) What is the probability that a value chosen from the standard normal distribution is less than -0.82? (Keep 4 decimals) Tries 0/4 2) What is the probablty that a value chosen f…
1) What is the purpose of calculating a test statistic? How does this value desc
1) What is the purpose of calculating a test statistic? How does this value describe how the sample data either supports or contradicts a claim? 2) How does one decide between usi…
1) What is the purpose of calculating a test statistic? How does this value desc
1) What is the purpose of calculating a test statistic? How does this value describe how the sample data either supports or contradicts a claim? 2) How does one decide between us…
1) What is the purpose of calculating a test statistic? How does this value desc
1) What is the purpose of calculating a test statistic? How does this value describe how the sample data either supports or contradicts a claim? 2) How does one decide between us…
1) What is the quality measure we use to check the validity of the model? 2) Whi
1) What is the quality measure we use to check the validity of the model? 2) Which of the following is the correct interpretation of the "graduation rate" coefficient? 3) How do y…
1) What is the reciprocal of 9/1? 2) If 5x+ y = 7 and x+ 2y = 5 what is the valu
1) What is the reciprocal of 9/1? 2) If 5x+ y = 7 and x+ 2y = 5 what is the value of x & y? 3) 4 - 8 - (-8) + 4 = ____________ 4) 200 is what percent of 25? 5) 50 lbs …
1) What is the relationship between the two variables? positive correlation, .89
1) What is the relationship between the two variables? positive correlation, .89 positive correlation, .25 negative correlation, .25 2) What is the relationship between the two va…
1) What is the truth table for the following digital logic schematic? Explain pl
1) What is the truth table for the following digital logic schematic? Explain please!! A) Inputs Output 1 2 3 0 0 0 0 0 0 1 1 0 1 0 1 0 1 1 1 1 0 0 0 1 0 1 1 1 1 0 1 1 1 1 1 B)…
1) What is the work done by tension before the block gets to the incline? 2) Wha
1) What is the work done by tension before the block gets to the incline? 2) What is the work done by friction as the block slides on the flat horizontal surface? 3) What is the s…
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Mathematics problem solving
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