Scatter Plots and Data Analyses Chp-9 QUIZ

What is the mean absolute deviation?

• 5

• 9.6

• 15

• 22

Tags

CCSS.6.SP.B.5C

What is the median of the data?

• 25

• 23

• 15.3

• no median

Tags

CCSS.6.SP.B.5C

What are the first and third quartiles of the data?

• 6, 28

• 19, 27

• 19, 28.5

• 25.5, 27

Tags

CCSS.6.SP.B.5C

The standard deviation of the distance run is 6.5. Which of the following best describes the distances that are within one standard deviation of the mean distance run?

• 14 - 26.5 km

• 14 - 28.5 km

• 15.5 - 28.5 km

• 28.5 - 29 km

What type of association is shown in the scatter plot?

• positive linear

• negative linear

• nonlinear

• no association

Tags

CCSS.HSS.ID.B.5

Which of the following is a reasonable estimate for the semester score for a student that missed 20 days of school?

• 75

• 73

• 70

• 60

Which is appropriate to describe the spread of data if the data distribution is NOT symmetric?

• mean

• median

• interquartile range

• mean absolute deviation

Tags

CCSS.6.SP.B.5D

CCSS.HSS.ID.A.2

A teacher surveyed the students in the cafeteria and found that 25 males like skiing while 10 do not like skiing. There were 50 females surveyed and 30 of them dislike skiing.

Complete the two-way table summarizing the data. Write each number in the alphabetical order with commas between them.(sample ans: 4, 5, 6, ...)

(a)  

Tags

CCSS.8.SP.A.4

Find the relative frequencies of students who plays an instrument and likes classical music by row, rounded to the nearest hundredth.

(a)  

Tags

CCSS.8.SP.A.4

What is the equation of the trend line in the scatter plot?Use the two orange points to write the equation in slope-intercept form. Write any coefficients as integers, proper fractions, or improper fractions in simplest form.

(a)