The Binomial Test Research Study With Answers.

The correction for continuity is used because of the discrepancy between continuous and discrete distributions. A. True B. False - correct answer A. True Z-statistic can test whether two samples come from binomial distributions with the same parameter π. A. True B. False - correct answer A. True For binomial distributions, the mean and the variance decrease as the sample size increases. A. True B. False - correct answer B. False Power of a binomial test increases as the number of trials increases. A. True B. False - correct answer A. True Binomial distributions are made from data that has four or more options. A. True B. False - correct answer B. False Interval data are when there are equal distances between the numbers. A. True B. False - correct answer A. True To determine where differences are located in a goodness-of-fit chi-square test: A. Use the chi-square table. B. Calculate the critical region. C. Inspect the observed frequencies. D. Inspect the expected frequencies. - correct answer C. Inspect the observed frequencies. The raw data typically analyzed using the Binomial test are __________ of the same outcome in each of two conditions. A) averages B) counts C) sums D) products - correct answer B) counts A distribution is __________ if each group is expected to have approximately the same number of participants. A) normal B) binomial C) uniform D) skewed - correct answer B) binomial A statistical test that makes no assumptions about the data is referred to as a __________ test. A) standardized B) parametric C) nonparametric D) covariance - correct answer C) nonparametric ____________ tests are not assumed to follow a distribution parameter. A) Nonsignificant B) Uncorrelated C) Nonlinear D) Nonparametric - correct answer D) Nonparametric What data format is it when the only thing you can do is to sort the data into categories? This operation is referred to as __________ classification. A. nominal B. ordinal C. interval D. ratio - correct answer A. nominal A binomial distribution gives us the probability of obtaining X successes in n trials for all values of X from 0 to n. We use these distributions when we are working with what type of data format? A. interval B. ratio C. nominal D. ordinal - correct answer C. nominal You have designed a study where people either say they like a political candidate, or they do not. What type of distribution would you use? A. normal distribution B. non-normal distribution C. noncentral t-distribution. D. binomial distribution - correct answer D. binomial distribution The difference between t-tests and binomial distributions is that when sample size increases, the t-test variance ______ whereas for binomial distributions the larger sample size the variance ______. A. increases, increases B. increases, decreases C. decreases, increases D. decreases, decreases - correct answer C. decreases, increases The power of a binomial test: