Created
October 26, 2022 01:50
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import numpy as np | |
class Trial(object): | |
def __init__(self, mass, data, height): | |
self.mass = mass | |
self.data = data | |
self.energy = self.mass * 9.8 * height | |
self.average = np.average(self.data) | |
self.std = np.std(self.data) | |
self.error = self.std / np.sqrt(len(self.data)) | |
def __repr__(self): | |
string = f"---- MASS = {self.mass * 1000: .3f}g ----\n" | |
for entry in self.data: | |
string += f"Data Point = {entry: .3f}m or {entry * 100: .1f}cm\n" | |
string += f"Average = {self.average: .3f} m or {self.average * 100: .1f} cm\n" | |
string += f"Standard Deviation = {self.std: .3f} m or {self.std * 100: .1f} cm\n" | |
string += f"Error = {self.error: .5f} m or {self.error * 100: .5f} cm\n" | |
string += f"Energy = {self.energy: .3f} J or {self.energy * 1000: .1f} mJ\n" | |
# +- | |
string += f"Percent Error = {self.error / self.average * 100: .1f}%\n" | |
# final value | |
string += f"Final Value = {self.average * 100: .1f} cm +- {self.error * 100: .5f} cm\n" | |
return string | |
mass = [28.2, 8.4, 3.5] | |
data_large = [69, 71, 68, 70, 72, 71, 70] | |
data_medium = [50, 50, 50, 47, 50, 49, 51] | |
data_small = [40, 38, 38, 40, 39, 38, 38] | |
data = [data_large, data_medium, data_small] | |
mass = [x / 1000 for x in mass] | |
trials = [] | |
for i, m in enumerate(mass): | |
trials.append(Trial(mass=m, data=[x / 1000 for x in data[i]], height=1.2)) | |
trials.append(Trial(mass=28.2/1000, data=[79/1000], height=1.18)) | |
for trial in trials: | |
print(trial) |
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