How should you quote the following measured value and associated

Question 1How should you quote the following measured value and associated error in the form xbest ± Δx?Value 1024563, error 123(a.)1024560 ±120 (b)1024563 ±123(c)1024563 ±120(d)1024600 ±100Question 2Using the values below and the rules for treating errors in formulae calculate the error of z_z=4aValues:a = 5 ± 1b = 18 ± 2c = 12 ± 1t = 3.0 ± 0.5m = 18 ± 1Question 3How should you quote the following measured value and associated error in the form xbest ± Δx?Value 473, error 79A. 470 ± 80B. 473 ± 79C. 500 ± 100D. 473 ± 80Question 4Using the values below and the rules for treating errors in formulae calculate the error of z_z=actValues:a = 5 ± 1b = 18 ± 2c = 10 ± 1t = 2.0 ± 0.4m = 18 ± 1Question 5How should you quote the following measured value and associated error in the form xbest ± Δx?Value 0.0000234235, error 0.0000014(a.) 0.0000234 ± 0.0000014(b.) 0.00002342 ± 0.0000014(c.) 0.000023 ± 0.000001(d.) 0.0000234235 ± 0.0000014Question 6Using the values below and the rules for treating errors in formulae calculate the error of z_z=2a+b-cValues:a = 5 ± 1b = 18 ± 2c = 12 ± 1t = 3.0 ± 0.5m = 18 ± 1Question 7Using the values below and the rules for treating errors in formulae calculate the error of z_z=a^2Values:a = 5 ± 1b = 18 ± 2c = 12 ± 1t = 3.0 ± 0.5m = 18 ± 1Question 8How should you quote the following measured value and associated error in the form xbest ± Δx?Value 5.6754×103, error 212(5.68±0.212)x103(5.675±0.212)x103(5.7±0.2)x103(5.68±0.21)x103Question 9Using the values below and the rules for treating errors in formulae calculate the error of z_z=a+b+cValues:a = 5 ± 1b = 18 ± 2c = 12 ± 2t = 3.0 ± 0.5m = 18 ± 1Question 10Using the values below and the rules for treating errors in formulae calculate the error of z_z=b/2Values:a = 5 ± 1b = 18 ± 2c = 12 ± 1t = 3.0 ± 0.5m = 18 ± 1Question 11If the carpenter discussed in the lecture guess by simply looking at the door frame that it is 210cm high, but admits that this estimate may not be correct, and it could be as large as 220cm or as small as 200cm express this ‘measurement’ in the form xbest ± Δx.a. 220 ± 20 cmb. 200 ± 20 cmc. 220 ± 10 cmd. 210 ± 10 cmQuestion 12How should you quote the following measured value and associated error in the form xbest ± Δx?Value 5.7×10-2, error 7×10-35.7×10-2 ±7×10-35.7×10-2 ±0.7×10-257×10-3 ±0.7×10-25.7×10-2 ±7×10-2Question 13If the product of a chemical reaction is weighed four times and the results are 2.3 kg, 2.4 kg, 2.5 kg, 2.4 kg write the result of this measurement in the form xbest ± Δx.a. 2.4 ± 0.1 kgb. 2.2 ± 0.2 kgc. 2.5 ± 0.1 kgd. 2.3 ± 0.1 kgQuestion 14A student measures the density of a liquid five time and gets the results (all in gm/cm3), 1.8, 2.0, 2.0 and 1.8. What would you suggest as the best estimate and uncertainty bases on his measurements?a. 1.8±0.2b. 2.0c. 2±0.1d. 1.9±0.1Question 15How should you quote the following measured values and associated errors in the form xbest ± Δx?Value 12, error 712 ± 712 ± 1010 ± 710 ± 10