Find the mean and median of each of the following sets of data. Determine the deviation from the mean for each data point within the seats and find the mean deviation for each set. Use a spreadsheet if it is convenient. (a) 0.0110 0.0104. 0.0105

Find the mean and median of each of the following sets of data. Determine the deviation from the mean for each data point within the seats and find the mean deviation for each set. Use a spreadsheet if it is convenient. (a) 0.0110 0.0104. 0.0105

Fundamentals Of Analytical Chemistry

9th Edition

ISBN:9781285640686

Author:Skoog

Publisher:Skoog

Chapter5: Errors In Chemical Analyses

Section: Chapter Questions

Problem 5.12QAP

See similar textbooks

Related questions

Q: The molarity of a solution is determined by four separate titrations or replicates, where the…

A: Given observations are : 1). 0.4120 2). 0.4920 3). 0.3920 4). 0.4888 5). 0.4320 Standard error…

Q: How do I find the standard deviation of the molaR CONCENTRATION and the relative standard deviation?…

A: A numerical problem based on standard deviation, which is to be accomplished.

Q: Calculate the average K and standard deviation given the following K values: 804, 698, 725.

Q: 14. Complete the following. a. Make a graph of the following data points. Is the relationship…

Q: A standard method for analyzing aspirin tablets has a known variance of 20. A sample of 10 aspirin…

A: This determination could be done using two tailed F test. Now, the new results are:- 254, 249, 252,…

Q: For the numbers 116.0, 97.9, 114.2, 106.8 and 108.3, find the range and 90% confidence interval for…

Q: Using the Q test, decide whether the value 222 should be rejected from the set of results: 193, 222,…

A: Dixon's Q test or Q test, is used for identification and rejection of outliers from the given…

Q: Convert kPa/sec to uL/min for the following values. -0.0019 kPa/sec -0.0029 kPa/sec -0.0028…

A: Convert kPa/sec to uL/min for the following values.

Q: Find the median of the following data: 160, 180, 200, 280, 300, 320, 400 а. 200 b. 240 С. 280

Q: Which of the following correlation coefficients indicates the strongest relationship between…

A: The value of correlation coefficients ranges from -1 to +1 . the strongest relationship between the…

Q: For the numbers 116.0, 97.9, 114.2, 106.8 and 108.3, find the rangeb and 90% confidence interval for…

Q: In 1-2 sentences identify the dependent variable(s) and explain the trend we observe.

A: Rise in temperature and concentration of CO2 in ppm are dependent variables.

Q: Density of object analysis Density (g/cm³) Diameter Volume Height (cm) Mass (g) (cm) (cm³) Object A…

A: Calculation of Volume and Density: For object A: Given data: diameter = 1.14 cm height = 1.71 cm…

Q: Table I: Calibration of dropper: UMCO2/drop Trial # of drops Average ml/drop (ml/drop x 10UMCO/ml)…

A: How to find the average no of drops? Average no of drops = Sum of all no of drops in each…

Q: What is the absolute error of the answer for the following operation? (8.12 +- 0.03)-(3.12+-0.02) =…

A: The operation given is, =>

Q: Find the median of the following data: 160, 180, 200, 280, 300, 320, 400 a. 280 b. 200 С. 240

Q: For the calculation of sd, shouldn't it be (0.97-1.09) and so on... because 0.97 = x and 1.09 =…

A: The general equation to find the standard deviation is: ∑i=2n(Xi-μ)2NwhereXi = Experimental valuesμ…

Q: Next, the student calibrates the pipet. The calibrated pipet delivers a mean volume of 24.995 mL…

Q: Give two examples of the Scale Factor Error (one of the types of systematic error).

A: We need to give two examples of scale factor error.

Q: how would I start a Dixon Q test with 3 variables: Initial Volume (mL) 0.2 0.1 0.1 Final Volume…

A: Titration is the quantitative method of estimating the strength of the any component. Molarity is…

Q: 5. Consider the following sets of replicate measurements: *A в *C D "E F 0.514 0.503 0.486 2.7 70.24…

Q: 1. Which of the following is NOT a true representation of the Lineweaver-Burk equation? Group of…

A: Since we only answer one question at a time, we’ll answer the first one. Please resubmit the…

Q: Given the following data, calculate the 95% confidence interval. 0.452 0.453 0.448 0.456…

A: Given , Average = 0.4534 Standard deviation = 0.003847

Q: gioup Ul 122 landomly selected adult females have a standard deviation of 18.5 years Assume that the…

Q: Trial 1 Trial 2 Trial 3 Mass of solution 29.824 g 29.855 g 29.816 g Volume of solution 25.00…

A: The relative average deviation (RAD) of a data set is defined as a percentage that shows the…

Q: or the straight line defined by the points ( 4,55) and (6,83), determine the slope (m) and…

A: When determining graphs in chemistry it is often provided with the points on the graph and we need…

Q: Six measurements are obtained for the mass of water delivered by a calibrated volumetric pipet:…

A: According to the question, we have six measurements for the mass of water and we need to calculate…

Q: Convert inverse 500m to inverse micrometer

A: Meter can be changed to micrometer by taking the reciprocal of the quantity given in meters.

Q: Distinguish between data and results.

A: When an experiment or research is being performed, the data and the experimental results are…

Q: What is the meaning of a confidence interval?

A: In chemistry there are many ways to check the deviation of experimental data from the accurate…

Q: For the standard equation, shouldn't it be (0.97-1.09) and so on... because (x-mean)

A: The general equation to find the standard deviation is: ∑i=2n(Xi-μ)2Nwhere Xi = Experimental valuesμ…

Q: At 36.0 °C the density of water is 0.9936870 g/cm3. At 37.0 °C the density of water is 0.9933390…

A: The given information is: Density of water (36.0 °C)= 0.9936870 g/cm3. Density of water (37.0 °C)=…

Q: Is the precision of your two trials within 5 %?. Support your answer with calculations

A: In order to analyze the precision of an experiment, we calculate the Percent relative standard…

Q: Using the data given below, determine the relationship between Sstd and Cstd using an unweighted…

Q: involving logarithm, the rule is to retain as many decimal places in the result as there are…

Q: 7-6. The last result in each set of data in Problem 7-4 may be an outlier. Apply Q test (95%…

A: By applying Q-test we can easily find whether the data point in question is an outlier or not. If…

Q: Q1: The table below shows the Oxygen purity and Hydrocarbon levels observed in five tests performed…

Q: The end point is more accurate than the equivalent point False True

Q: A clinical chemist obtained the following data for the alcohol content of a sample of blood: % CH…

A: Sample % of C2H5OH = 0.084 + 0.089 + 0.079 We have to calculate 95% confidence interval Sample mean…

Q: Match the following terms with their corresponding definitions: Accuracy How close the measured va…

A: Accuracy = How close the measured value is from the true value.

Q: The following data were obtained in order to determine the density of cylindrical metal bar: Trial 1…

Q: _____ In the expression of the chemical formula 2Al Cl3, the 2 is a coefficient and the 3 is a…

A: Given statement:: In the expression of the chemical formula 2AlCl3, the 2 is a coefficient and…

Q: Record the information about the lines you have generated. Calculate the temperature for V = 0:…

A: We have to find temperature at which v = 0

Q: at Error d)

Q: Calculate the mean and 90% confidence interval for the data set. Sample Value 8.0626 8.0650 3 8.0583…

Q: The following linear plot is derived from a function of the form y = ae", where a and b are…

Q: Complete the following table: Subst. weighed Subst. sought Grav. Factor 1.AgCI NaCl 2.Baso, SO3…

A: The gravimetric factor is the ratio between the grams of a compound and the grams of a single…

Q: The Gaussian distribution is characterized by the and the O mean; precision O mean; standard…

Q: Catautation OF tomrerslon Factor 3 Canuercion Lonversfen Factok footor 2

A: Conversion factor are used to find stoichiometric relation between the reactant and product

Q: Density of solution: Trial 1: 1.2 g/mL Trial 2: 1.2 g/mL Trial 3: 1.2 g/mL Average density = 1.2…

Question

5-12. Find the mean and median of each of the following sets of data. Determine the deviation from
the mean for each data point within the sets and find the mean deviation for each set. Use a
spreadsheet if it is convenient.
(a) 0.0110
0.0104
0.0105
(b) 24.53
24.68
24.77
24.81
24.73
(c) 188
190
194
187
d) 4.52 x 103
4.47 x 10
4.63 x 10
4.48 x 10
4.53 x 10
4.58 x 10
(e) 39.83
39.61
39.25
39.68
(f) 850
862
849
869
865
|图
(70

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step 3

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 3 steps with 1 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.

Similar questions

y= mx+ b Slope () = -4E-09 y-intercept () = 0.4021 and OD= 0.540 , Calculate the concentration (x)
1. Which of the following is NOT a true representation of the Lineweaver-Burk equation? Group of answer choices a. y-intercept = -1/Vmax b. x-intercept = -1/Km c. y = 1/V0 d. x = 1/[S] e. slope = Km/Vmax 2. If the y-intercept of a Lineweaver-Burk (double reciprocal) plot = 39.37 (sec/millimole) and the slope = 75.3 L/sec, Vmax equals: Group of answer choices a. 75.3 millimoles/sec. b. 0.0254 millimoles/sec. c. 0.523 millimoles/sec. d. 39.4 millimoles/sec. 3. Which of the following is true regarding allosteric enzyme behavior?Group of answer choices a. Allosteric enzymes are rarely important in the regulation of metabolic pathways. b. An allosteric effector binds reversibly on the surface of the enzyme. c. An hyperbolic representation of the relation initial velocity vs [S] is a specific characteristic of an allosteric enzyme behavior. d. Michaelis-Menten kinetics model the kinetic behavior of allosteric enzymes.
A volumetric calcium analysis on triplicate samples of the blood serum of a patient believed to be suffering from a hyperparathyroid condition produced the following data: mmol Ca/L = 3.15, 3.25, 3.26. What is the 95% confidence interval for the mean of the data, assuming no prior information about the precision of the analysis?
The following molarities were calculated from replicate standardization of a solution: 0.5021, 0.5015, 0.5035, 0.5007, 0.504, 0.5025, and 0.5008 M. Assuming no determinate errors, what is the upper limit of the 95% confidence interval?
In 1-2 sentences identify the dependent variable(s) and explain the trend we observe.
Convert kPa/sec to uL/min for the following values. -0.0019 kPa/sec -0.0029 kPa/sec -0.0028 kPa/sec -0.0021 kPa/sec -0.0026 kPa/sec -0.0034 kPa/sec
1. Replicate analyses of the lead content in a blood sample gave the following results: 0.789, 0.781, 0.795, 0.792, and 0.784 ppm Pb. Calculate the mean, standard deviation, variance, relative standard deviation, and standard deviation of the mean of the data.
5.61 x 10^-12 is the ksp
The following data were obtained in order to determine the density of a cylindrical metal bar. If the accepted value for the density of the bar is 6.70 g/cm^3, what is the percent relative error?
A volumetric calcium analysis on samples of the blood serum of a patient believed to be suffering from a hyperparathyroid condition produced the following data: mmol Ca/L = 3.10, 3.08, 3.28, 3.15, 3.26, 3.12, 3.14, 3.18, 3.25, 3.11, 2.95. Calculate: Mean Standard deviation Coefficient of variation What is the 95% confidence interval for the mean of the data, assuming no prior information about the precision of the analysis? Apply the Q test to the following data sets to determine whether the outlying result should be retained or rejected at the 95% confidence level. ( work on the first measurements according to your case)
Chemistry The levels of an organic pollutant (P) in the groundwater at the perimeter of a plant were a cause for concern. A 10 mL sample of the water was taken and the pollutant was extracted with 95% efficiency using 25 mL of diethyl ether. GC was used to analyse the concentration of P in diethyl ether. A calibration curve was plotted for a series of standards of P which yielded the following results: Peak Area Toluene Conc. (µg/ml) 12,000 2.6 23,700 5.0 35,500 7.7 46,800 9.9 31,250 Sample Determine the concentration of P in ppb in the initial groundwater sample.
Station 1 Pressure 10 mL 94.96 kPa 5 mL 203 kPa 7mL 121kPa 15mL 77 kPa 5mL 240 kPa what would be the inverse of these volumes?