Jeopardy Hypothesis Testing T-test Basics T for Indep. Samples Z-scores Probability $100 $200$200 $300 $500 $400 $300 $400 $300 $400 $500 $400

Hypothesis Testing--$100 This always specifies that the treatment had no effect or made no difference. answer

Hypothesis Testing--$200 Hypothesis testing is said to be this kind of a process because sample data is used to make decisions about a population. answer

Hypothesis Testing--$300 Rejecting the null hypothesis when, in fact, the null hypothesis is true. answer

Hypothesis Testing--$400 Retaining the null hypothesis when, in fact, the null hypothesis is false. answer

Hypothesis Testing--$500 Rejecting the null hypothesis when, in fact, the null hypothesis is false. answer

T-test Basics--$100 Use a t statistic instead of a z statistic when this is not known. answer

T-test Basics--$200 The shape of the t-distribution is determined by answer

T-test Basics--$300 In general, a t-test can be expressed as this ratio. answer

T-test Basics--$400 Use this kind of t-test when comparing a single sample to a hypothesized population value. answer

T-test Basics--$500 The alternative hypothesis for a two-tailed t-test comparing the mean of one sample to a hypothesized population mean of 450 ms. answer

Independent Samples--$100 Another name for an independent samples design. answer

Independent Samples--$200 The number of scores contributed by each participant in an independent samples design. answer

Independent Samples--$300 In an independent samples design, this special calculation of variability must be computed and used to figure the estimated standard error. answer

Independent Samples--$400 A simple average of the group variances can be used to calculate estimated standard error only when __________. answer

Independent Samples--$500 For an independent samples design, if df=18 the total number of participants must be ___. answer

Z-scores-$100 The z-score that would indicate a score located 2 standard deviation units below the mean. answer

Z-scores--$200 If a person earns a score that is equal to the population mean, that person’s z-score will be ___. answer

Z-scores--$300 The distribution of z-scores always has a standard deviation of ___. answer

Z-scores--$400 The two pieces of population information you need in order to transform a raw score into a z- score. answer

Z-scores--$500 If the original distribution is negatively skewed, the shape of the distribution after a z-score transformation will be ___________. answer

Probability--$100 In general, the probability of A is computed by taking __________ and dividing by ________. answer

Probability--$200 For the definition of probability to be accurate, the outcomes must be obtained by a process called ___________. answer

Probability--$300 Provides a complete listing of z- scores and their corresponding proportions of the normal distribution. answer

Probability--$400 The _____ always corresponds to the larger part of the distribution, whether it is on the right-hand side or the left- hand side of the distribution. answer

Probability--$500 When finding the ______ for a particular score, we are always looking for the proportion of the distribution to the _____ of the x value. answer

Hypothesis Testing--$100 A: What is the null hypothesis? Back to board

Hypothesis Testing--$200 A: What is inferential? Back to board

Hypothesis Testing--$300 A: What is a type I error? Back to board

Hypothesis Testing--$400 A: What is a type II error? Back to board

Hypothesis Testing--$500 A: What is power? Back to board

T-test Basics--$100 A: What is the population standard deviation or the population variance? Back to board

T-test Basics--$200 A: What is df or n? Back to board

T-test Basics--$300 A: What is obtained (observed) difference over difference expected by chance alone? Back to board

T-test Basics--$400 A: What is a one sample or single sample t? Back to board

T-test Basics--$500 A: What is µ is not equal to 450? Back to board

Independent Samples--$100 A: What is a between- subjects design? Back to board

Independent Samples--$200 A: What is 1? Back to board

Independent Samples--$300 A: What is pooled variance? Back to board

Independent Samples--$400 A: What is n1=n2? Back to board

Independent Samples--$500 A: What is 20? Back to board

Z-scores--$100 A: What is z = -2.0 ? Back to board

Z-scores--$200 A: What is z = 0.00 ? Back to board

Z-scores--$300 A: What is 1? Back to board

Z-scores--$400 A: What are the population mean and the population standard deviation? Back to board

Z-scores--$500 A: What is the same— negatively skewed? Back to board

Probability--$100 A: What is # of outcomes classified as A total # of possible outcomes Back to board

Probability--$200 A: What is random sampling? Back to board

Probability--$300 A: What is the unit normal table? Back to board

Probability--$400 A: What is the body? Back to board

Probability--$500 A: What is the percentile rank and left? Back to board