PSYC 354 Quiz 8 The One-Sample t-Test
PSYC 354 Quiz 8: The One-Sample t-Test As sample size increases, the distribution of t statistics becomes flatter and more spread out. Two samples are selected from a population, and…
PSYC 354 Quiz 7
PSYC 354 Quiz 7: Introduction to Hypothesis Testing Which statement below is consistent with making a Type I error? A researcher is interested in whether a new teaching method influences…
PSYC 354 Quiz 6
PSYC 354 Quiz 6: The Distribution of Sample Means Standard error allows sampling error to be defined and measured. Which symbol is used to identify the standard error of M?…
PSYC 354 Quiz 5 Probability
PSYC 354 Quiz 5 Probability The tail is on the right side of a normal distribution for any z-score value greater than zero. All probabilities can be expressed as decimal…
PSYC 354 Quiz 4
PSYC 354 Quiz 4: Standard Deviation and z-Scores Which z-score corresponds to a score that is above the mean by 2 standard deviations? One purpose of a z-score is to…
PSYC 354 Quiz 3 Variability
PSYC 354 Quiz 3: Variability For a sample with M = 10 and s = 2, a score of X = 13 would be considered an extreme score, far out…
PSYC 354 Quiz 2 Central Tendency
PSYC 354 Quiz 2: Central Tendency A researcher records the list of finishes (e.g., 1st, 2nd, 3rd, 4th) for a track team throughout their season. The mean is the best…
PSYC 354 Quiz 1 Introduction
PSYC 354 Quiz 1: Introduction to Statistics, Frequency Tables, and Graphs A group of quiz scores ranges from 3 to 10, but no student had a score of X =…