diff --git a/TEMA8/Mod11.py b/TEMA8/Mod11.py new file mode 100644 index 0000000..cb98659 --- /dev/null +++ b/TEMA8/Mod11.py @@ -0,0 +1,8 @@ +def read_number_list(filename): + number_list = [] + with open(filename, 'r') as file: + for line in file: + numbers = line.strip().split() + for num in numbers: + number_list.append(float(num)) + return number_list diff --git a/TEMA8/Mod22.py b/TEMA8/Mod22.py new file mode 100644 index 0000000..9deabd3 --- /dev/null +++ b/TEMA8/Mod22.py @@ -0,0 +1,22 @@ +import math + +def calculate_correlation(list1, list2): + if not list1 or not list2: + print("Ошибка: Один или оба списка пусты.") + return None + + n = min(len(list1), len(list2)) # Используем меньшую длину + sum_x = sum(list1[:n]) + sum_y = sum(list2[:n]) + sum_x_squared = sum(x**2 for x in list1[:n]) + sum_y_squared = sum(y**2 for y in list2[:n]) + sum_xy = sum(list1[i] * list2[i] for i in range(n)) + + numerator = n * sum_xy - sum_x * sum_y + denominator = math.sqrt((n * sum_x_squared - sum_x**2) * (n * sum_y_squared - sum_y**2)) + + if denominator == 0: + print("Предупреждение: Деление на ноль при вычислении корреляции.") + return None + + return numerator / denominator diff --git a/TEMA8/Mod33.py b/TEMA8/Mod33.py new file mode 100644 index 0000000..2b40aad --- /dev/null +++ b/TEMA8/Mod33.py @@ -0,0 +1,14 @@ +import Mod11 +import Mod22 + +if __name__ == "__main__": + file1_name = input("Введите имя первого файла: ") + file2_name = input("Введите имя второго файла: ") + + list1 = Mod11.read_number_list(file1_name) + list2 = Mod11.read_number_list(file2_name) + + if list1 is not None and list2 is not None: + correlation = Mod22.calculate_correlation(list1, list2) + if correlation is not None: + print(f"Коэффициент корреляции: {correlation:.3f}")