Consider the set of measured values [7.8,7.1,4.3,9.8,6.3,9.6,6.0,4.7,1.4,2.4]. What is the standard deviation of this set of data?
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Consider the set of measured values [7.8,7.1,4.3,9.8,6.3,9.6,6.0,4.7,1.4,2.4]. What is the standard deviation of this set of data? You'll need to be able to calculate the average value before finding out the standard deviation)
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- A rectangular object has length l=30.3±0.6, width w=17.9±0.2. What is the absolute uncertainties in length?If the radius of a calcium ion is 0.22 nm, how much energy does it take to singly ionize it? Give your answer in electron-volts (eV) with precision 0.1 eV. Give your answer to 2 significant digits.An experiment subject only to random fluctuation within a normal distribution collects the following set of unitless numerical values: 15.8, 17.8, 19.5, 20.0, 14.7, 16.6, 16.8, 19.4, 18.3 A number of hypotheses are put forward for the theoretical value of what is measured here. Select all of the theoretical values given below that can be ruled out by our usual 1-sigma uncertainty criterion. 15.6 15.9 19.5 V 19.7
- b) Explain what the value of the product moment correlation tells you about the relationship between the daily temperature and the household energy consumption. 4.2. Calculate the results of combining errors when substituting values in formulae. 1. The length (x) of a rod is measured with with a ruler with an uncertainty of 0.1. Complete the table for the length of the rod being tripled. Value Uncertainty x/cm 35 0.1 3x/cm 2. The time period of a pendulum is measured by first timing 30 swing. Complete the table to give the time period and its uncertainty. Value Uncertainty 30T/s 75 0.6 T/s 3. You need to find the density of a glass marble. The mass of the marble in grams and the radius in cm are given in the table below, along with the uncertainty in each measurement. mass (m) Using the formula: Density (p). complete the following table: %3D volume (V) Value Uncertainty % uncertainty Mass (m)/g 4.7 0.2 Radius (r)/cm 0.45 0.01 Volume (V)/cm3 4 (use V =ar³) 3 Density (p)/gcm-1The range of an experimental result is 12 – 18. If these numbers represent the minimum and maximum reading as well, what is the mean experimental result and the uncertainty?Please do not rely too much on chatgpt, because its answer may be wrong. Please consider it carefully and give your own answer. You can borrow ideas from gpt, but please do not believe its answer.Very very grateful!Please do not rely too much on chatgpt, because its answer may be wrong. Please consider it carefully and give your own answer. You can borrow ideas from gpt, but please do not believe its answer.Very very grateful!
- 1 answer. 48. From equations (6-23) and (6-29) obtain the dispersion coefficient for matter waves (in vacuum), then show that probability density (6-35) follows from (6-28). As we learned in Exon ene сог par andfrom 7/2 to TI from (–10) to (10) (2a) The average of f(x) = cos(3x) (2b) The average of f(x) = x² (2c) The average of f(x) = 2x sin(x) (2d) The average of f(x) = 3x from 0 to ↑ %3D from (-3) to (3)Calculate the standard uncertainty in z if z=Xsinθ using the angle (45.00 ± 0.74) degrees and the value X = (23.60 ± 0.51) z = ___±___
- If the radius of a calcium ion is 0.27 nm, how much energy does it take to singly ionize it? Give your answer in electron-volts (eV) with precision 0.1 eV. Give your answer to 2 significant digits.Calculate the standard uncertainty in z ifz=sinθusing the angle (46.60 ± 0.13) degreesz = __± __Calculate the standard uncertainty in z ifz=sinθusing the angle (46.60 ± 0.13) degreesz = __± __