A) To prove a hypothesis with 100% certainty. B) To calculate standard deviation. C) To determine if there is enough evidence to reject a null hypothesis. D) To estimate the population mean.
A) To analyze the results. B) To provide a baseline for comparison to the treatment group. C) To collect data from participants. D) To administer the treatment to participants.
A) Randomized Controlled Trial B) Case-Control Study C) Observational Study D) Cross-Sectional Study
A) The sample size required for the study. B) The confidence interval of the estimate. C) The probability of obtaining results as extreme as the observed results, assuming the null hypothesis is true. D) The strength of the relationship between variables.
A) To estimate population parameters. B) To explore the relationship between a dependent variable and one or more independent variables. C) To determine central tendency. D) To calculate probabilities.
A) Cluster Sampling B) Stratified Sampling C) Systematic Sampling D) Simple Random Sampling
A) The proportion of false positive results. B) The proportion of false negative results. C) The proportion of true negative results among all individuals without the condition. D) The proportion of true positive results among all individuals with the condition.
A) ANOVA B) Paired t-test C) Two-Sample t-test D) Chi-Square Test |