15 students participated in the 20 problem “Elevating Elementary” math competition. Here are the number of problems that each student got correct:
[12,9,8,9,8,9,10,13,7,10,11,12,10,10,11]
Which best describes the shape of the distribution?
1 point
1
Question 2
2.
15 student scores were reported in the 20 problem “Elevating Elementary” math competition. Here are the number of problems that each student got correct:
[12,9,8,9,8,9,10,13,7,10,11,12,10,10,11]
Suppose that one student’s score had been lost, but when found, it was revealed that she got 19 problems correct!
Select ALL of the statements that are true.
1 point
1
Question 3
3.
15 students participated in the 20 problem “Elevating Elementary” math competition. Here are the number of problems that each student got correct:
[12,9,8,9,8,9,10,13,7,10,11,12,10,10,11]
Which of the following statements is true?
1 point
1
Question 4
4.
Two car dealerships recorded the number of cars they each sold every month for a year. The data is displayed below in the boxplots.
Select ALL of the statements that are true.
1 point
1
Question 5
5.
The histograms below represent the maximum temperature in Juneau, Alaska and Asheville, North Carolina recorded on days in April 2022.
Select ALL of the statements that are true.
1 point
1
Question 6
6.
A group of 10 students are 46-54 inches tall. An adult who is 73 inches tall joins the group. Which statement is true for this situation?
1 point
1
Question 7
7.
Ms. Clark determined that the mean test score in her first-period class was 84 with a standard deviation of 6.14. The mean test score in her second-period class was 91 with a standard deviation of 7.06. Which conclusion can be made about her students’ test scores?
1 point
1
Question 8
8.
The box plots below show the miles per gallon (mpg) ratings distribution
for three types of cars.
Which statement best describes the variability of the mpg ratings for the cars?
Required
1 point
1
Question 9
9.
Fifteen players on a baseball team were timed running 40 yards. Their times in seconds are shown in the table below.
Create a histogram using a bin width of 0.1.
Which of the following best described the shape of the histogram?
Required
1 point
1
Question 10
10.
The table shows the test scores for boys and girls in a class.
Which of the following is an accurate statement in comparing the boys' scores and the girls' scores?