def z_score(data):
data = [num for elem in data for num in elem]
new_data = [float(x) for x in data]
x = new_data[1]
u = population_mean(new_data)
sample_sd = sample_st_dev(new_data)
y = subtraction(x, u)
return division(sample_sd, y)
def z_score(data):
x = 64
u = population_mean(data)
sample_sd = sample_st_dev(data)
y = subtraction(x, u)
return division(sample_sd, y)
def sample_st_dev(self, data):
self.result = sample_st_dev(data)
return self.result
def sample_st_dev(self):
self.result = sample_st_dev()
return self.result