Work Problem
Facebook recently introduced a new type of bidding, "average bidding", as an alternative to the existing type of bidding called "maximum bidding". To test this new feature, an A/B test was conducted to see if average bidding brings more conversions than maximum bidding.
import itertools
import numpy as np
import pandas as pd
import matplotlib.pyplot as plt
import seaborn as sns
# !pip install statsmodels
import statsmodels.stats.api as sms
from scipy.stats import ttest_1samp, shapiro, levene, ttest_ind, mannwhitneyu, pearsonr, spearmanr, kendalltau, f_oneway, kruskal
from statsmodels.stats.proportion import proportions_ztest