Quiz - Statistics
Authored by Christopher Anderson
Mathematics
7th Grade
Below covered
Used 4+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A teacher wants to estimate the number of students in their school who are interested in going skating.
Which sampling method would be most accurate?
The teacher asks 20 students in the school's skating club if they want to go skating.
The teacher asks 20 people in the city chorus if they want to go skating.
The teacher asks every 20th student who walks into the school in the morning if they want to go skating.
The teacher asks every 20th person who walks into the grocery store in the morning if they want to go skating.
Tags
Below
7.DSP.1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A restaurant is choosing a new menu item. They want to ask all of their customers which option they like the best, but they cannot ask them all.
Which sampling method would be most accurate?
Ask all teenagers.
Ask all the female customers.
Ask customers who have been eating there for exactly 5 years.
Ask a random group of customers from each age level.
Tags
Below
7.DSP.1
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A school librarian wants to know which books are the most popular among the students in her school. Since she cannot ask all the students, she will survey a group of them.
Which sample can best help her draw conclusions about the preferences of all the students in the school?
Ask 10 students in the hallway.
Ask the 10 students closest to her.
Ask 10 random students from each grade.
Ask the 10 students with the highest scores from each grade.
Tags
7.DSP.1
Approaching
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A researcher asks 10 of his friends if they like the latest flavor of soda being tested by a popular brand.
7 of the 10 said “yes.”
The researcher tells the soda company “7 out of 10 people like our new flavor of soda.”
Is the researcher’s conclusion valid?
Yes, because the researcher asked a representative sample of the population of soda drinkers.
Yes, because the researcher correctly recorded the opinions of his sample set.
No, because the researcher did not ask a representative sample of the population of soda drinkers
No, because the correct conclusion is that 30% like the new flavor
Tags
7.DSP.1
At
5.
DROPDOWN QUESTION
1 min • 1 pt
Random samples of test scores on the same exam from two different math classes are given.
Class A: 78, 85, 90, 88, 92, 76, 81, 95, 89, 84
Class B: 82, 91, 87, 79, 85, 88, 90, 83, 80, 86
The range of test scores for Class A is (a) . The range of test scores for Class B is (b) . The range of Class A is (c) the range of Class B.
Tags
7.DSP.2
Below
6.
MATH RESPONSE QUESTION
2 mins • 1 pt
What is the mean of the data?
Mathematical Equivalence
ON
Tags
7.DSP.2
Below
7.
LABELING QUESTION
1 min • 1 pt
Label the parts of a box and whisker plot.
Tags
7.DSP.2
Below
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