Mini-Review No
Total
Breakfast
Yes
77
Question 1: Breakfast
A survey of a freshmen English class
asked students whether or not they ate
breakfast the morning of the survey.
The results are included in the table to
the right
Male
77
154
Gender
Female
121
55
176
Total
198
132
330
1981330
(a) What is the probability that a randomly selected student ate breakfast?
0.6
(b) of all students, what is the probability that a randomly selected student is female and ate
breakfast?
(c) What is the probability a randomly selected student is male, given that the student ate
breakfast?
(d) What is the probability that a randomly selected student ate breakfast, given that the student is
male?
(e) What is probability of “is male" or "did not eat breakfast"?
(1) What is the probability of "is male" and "did not eat breakfast?
yeah

If you are trying to move an attached term across the equal sign (=), what operation would you use to move it?

21 a stick 7 inches long is broken into two pieces, so that one piece is twice as long as the other one. how long are the two pieces?

Ascientist studied a population of workers to determine whether verbal praise and/or tangible rewards affect employee productivity. in the study, some workers were offered verbal praise, some were offered tangible rewards (gift cards, presents, and some were offered neither. the productivity of each participant was measured throughout the study by recording the number of daily tasks completed by each employee. which inference might the scientists make based on the given information? a.) the number of daily tasks completed by each employee may influence the dependent variable, which is whether the employee receives verbal praise, tangible rewards, or neither. b.) verbal praise and/or tangible rewards may influence the independent variable, which is the number of daily tasks completed by each employee. c.) verbal praise and/or tangible rewards may influence the dependent variable, which is the number of daily tasks completed by each employee. d.) the dependent variables, which are verbal praise and tangible rewards, may influence the number of daily tasks completed by each employee.