When a researcher conducts a study, he is generally looking for evidence to support a claim. Therefore, the claim should be stated as the alternative hypothesis, (research hypothesis).
Statistics: Hypothesis Testing, When Standard deviation is given , Urdu/Hindi
“#Statistics” “learn Statistics for data science” Introduction to Statistics” ”basic rules of probability”
“Conditional Probability” “probabilities of intersections of events”
“Random variables: discrete, continuous, density functions”
“Mean and Variance of Random Variables: definitions, properties”
“Binomial Distributions: counts, proportions, normal approximation”
“Sample Means: mean, variance, distribution, Central Limit Theorem”
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