A
What sampling method that involves dividing the population into groups and randomly selecting from each group?
Stratified
What is the probability of rolling a 4 on a standard six-sided die?
1/6
What do you call the method of determining the total number of outcomes of an experiment with at least two events where every possible outcome of the first event is paired with every possible outcome of each succeeding event using lines?
Tree Diagram
2. What is convenience sampling?
A. Selecting participants based on who is easiest to reach
B. Selecting every fifth person from a list
A
Express 46,000 in scientific notation.
4.6 x 10^4
If you roll a die twice, what is the probability of getting a 2 on the first roll and a 5 on the second roll?
1/36
Express 0.00091 in scientific notation.
9.1 x 10^-4
If you flip two coins at the same time, how many possible outcomes can be recorded?
4
Convert 3.22 × 10⁴ into standard form
32,200
A company wants employees to share their real opinions about their manager. Which method would MOST likely encourage honest responses?
Face-to-face interview
When rolling a die, what numbers are considered prime?
2, 3, & 5
A company has different branches, and one branch is randomly selected for a study. What sampling technique is applied?
Cluster Sampling
A teacher puts all students’ names in a jar and randomly picks 10 names. What sampling method is used?
Simple Random Sampling
A spinner is divided into 4 equal sections labeled A, B, C, and D. You spin it twice. What the probability of getting at least one B.
7/16
A teacher recorded the quiz scores in Math: 72, 75, 78, 81, 85, 88, 90, 62.
Why is a stem-and-leaf plot appropriate for presenting this data?
It keeps the original data values while organizing them.