Making Statistical Inferences
Authored by Anthony Clark
Mathematics
7th Grade
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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Identify the median of the following set of numbers: 8, 12, 16, 20, 24, 28
20
12
24
16
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Recognize the mode in the following set of numbers: 8, 12, 12, 16, 20, 20, 20, 24, 28
24
12
20
16
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Identify the mode in the following set of numbers: 5, 10, 10, 15, 20, 20, 20, 25, 30
20
30
25
15
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Calculate the median of the following numbers: 8, 12, 16, 20, 24, 28
20
12
24
16
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the purpose of statistics in data analysis?
To create random patterns and trends
To make the data look more complicated than it is
To summarize and interpret data, make inferences, and identify patterns and trends.
To confuse and mislead analysts
6.
OPEN ENDED QUESTION
1 min • 1 pt
Marvin's grades currently in math are 100, 97, 98, 74, and 85. Gavin's grades currently in math are 98, 100, 88, 91, and 65. Find the range of each student's scores and make an inference about their ranges.
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7.
OPEN ENDED QUESTION
1 min • 1 pt
Ten fourth-grade girls and ten seventh-grade girls were randomly selected. Their heights, in inches, are recorded below. 4th Grade 56, 47, 54, 51, 53, 58, 48, 54, 46, 53 7th Grade 57, 58, 60, 64, 62, 52, 57, 60, 65, 55 Find the range of both classes heights' and make an inference about them.
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