Gabby has to come up with a main research question for her statistics project. Which question would not be a suitable statistical question to investigate?
A. How many steps do students walk each day?
B. How many letters are in the alphabet?
C. How many books have 7th graders read in the last six months?
D. How many pets do teachers in WMS own?
B
What is the range of the data?
8
Four students are conducting a survey.
Rashaad: How many pages are in the book, Charlotte’s Web?
Leigh Ann: How many hours do 6th grade students spend on their phone?
Timothy: What are GRW’s school colors?
Jazmine: How many states are in the United States?
Which student creates a statistical question to ask?
Leigh Ann
Which set of data has a median that equals its range?
A. ( 3, 4, 5, 5, 9, 9) B. (3, 5, 5, 6, 7, 9)
C. (11, 12, 13, 14, 15, 16) D. (2, 8, 9, 11, 11, 12)
D
The ages of 10 customers at a local store are shown.
15, 22, 22, 24, 27, 33, 40, 48, 51, 60
Which statement is true regarding the data?
A. The mean is about 34. B. The median is about 34.
C. The mode is about 34. D. The range is about 34.
A
Which data set corresponds to the box-and-whisker plot?
A. 50, 58, 65, 70, 75, 77, 85, 90, 98 B. 54, 60, 72, 72, 79, 80, 85, 95, 98
C. 55, 57, 66, 73, 75, 80, 90, 91, 98 D. 54, 59, 60, 72, 79, 81, 90, 95, 98
B
The cost of a jacket at 6 different online stores are listed in the table.
$20.50, $19.99, $17.85, $18.45, $20.99, $21.50
Which choice lists the mean, median, and range in increasing order?
A. mean, median, range B. range, median, mean
C. median, range, mean D. range, mean, median
What is the difference between the mean and median of the data set below?
4, 2, 6, 5, 3, 4, 4, 2, 1, 2
0.2
In Mrs. Feist’s class, the 15 students measured how tall each other was in inches. The line plot shows the number of students for each height in inches..
On average, about how tall were the students in feet?
A. 7 B. 84 C. 86 D. 10
A