Chapter 9 vocab review
Authored by David Behrendsen
Mathematics
8th - 12th Grade
CCSS covered
Used 10+ times
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13 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A random sample of 100 Woodrow students found that 53 of them were in possession of a pencil. What is the p-hat for this sample?
0.53
0.5
53
153
Tags
CCSS.HSS.IC.B.4
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which z-value is used for a 95% confidence interval?
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A sample of 30 women finds the mean height to be 62.3 in and the standard deviation to be 1.5 in. Find the margin of error of women's heights with a 95% CL.
Tags
CCSS.HSS.IC.B.4
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The 90% interval for a statistics test was given by 72 +- 7. What is the lower bound for the interval?
Tags
CCSS.HSS.IC.B.4
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a crash test of 15 troopers, collision repair costs are found to have a distribution that is approximately normal, with a mean of $1800 and a standard deviation of $950. Construct a 99% confidence interval for the repair cost.
Tags
CCSS.HSS.IC.B.4
CCSS.HSS.IC.A.1
CCSS.HSS.ID.A.4
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Thirty randomly selected students took the calculus final. If the sample mean was 92 and the standard deviation was 9.4, construct a 99 percent confidence interval for the mean score of all students.
Tags
CCSS.HSS.IC.B.4
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
If 827 represents "no" voters out of 2584, construct a 95% confidence interval for the "no" group.
[.662,.698]
[.298,.342]
[.302,.338]
[.288,.352]
Tags
CCSS.HSS.IC.B.4
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