What are the odds of being a “light sleeper” if you are a female? What are the odds of being a “light sleeper” if you are a male? What is the relative odds (odds ratio) of being a “light sleeper” if you are a female as compared to a male?

What percent of females thought that they were almost certain to be married in the next 10 years?

You read that a study was conducted as a 3 x2 ANOVA. This study had how many independent variables?   Question 12 options:   1   2   5   6

Question: In a class of 50 students, the scores on a statistics exam are as follows: 10 students scored 80, 15 students scored 70, 20 students scored 60, and the rest scored 50. What is the mean score on the exam?

A random sample of 1756 Texas government employees were selected for a study on race.  The table below shows the results of the survey. Observed Frequencies of Race from the Sample Outcome Observed Frequency White 720 Hispanic 755 Black 158 Other 123 The racial distribution for the state of Texas is shown in the second column below.  Fill in the expected frequencies.  (Round to the nearest whole number). Frequencies of Race Outcome Expected Percent Expected Frequency White 42   Hispanic 40   Black 10   Other 8

A boxplot of some data is as follows. 20 40 60 50 100 120 Using this boxplot, answer the following questions. What is the lower quartile? What is the upper quartile? Choose... Choose... Is the boxplot left-skew, symmetric or right-skew? Choose...

You answered this question: What is the Sample Variance for the following numbers:52, 62, 52, 45, 41

Given the following distribution of scores: 2, 8, 2, 3, 6, 5, 7, 8, 4, 8, 2, 3 What is the mean of the distribution? Group of answer choices 5.8 5.2 4.8 4.4

The National Longitudinal Study of Adolescent Health interviewed several thousand teens (grades 7 to 12). One question asked was “What do you think are the chances you will be married in the next 10 years?” Here is a two-way table of the responses by gender:   Opinion Female Male Almost no chance 120 94 Some chance but probably not 156 178 A 50-50 chance 427 498 A good chance 750 700 Almost certain 1176 770   How many individuals are described in this table? How many females were among the respondents? The percent of females among the respondents was about %. Your percent from the previous exercise is part of the marginal distribution of opinion about marriage. the conditional distribution of sex among adolescents with a given opinion. the marginal distribution of sex. What percent of females thought that they were almost certain to be married in the next 10 years?% Your percent from the previous exercise is part of the conditional distribution of sex among…

What is the variance for the following set of scores: 2, 2, 2, 2, 2. A. 0 B. 2 C. 4 D. 25