Final Exam for Probability and Statistics

Final Exam for Probability and Statistics

11th Grade

15 Qs

quiz-placeholder

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Final Exam for Probability and Statistics

Final Exam for Probability and Statistics

Assessment

Quiz

Mathematics

11th Grade

Practice Problem

Hard

Created by

Barbara White

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following refers to the subset of a population?

statistic

variable

parameter

sample

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is a sampling method in which the population is first divided into strata and then samples are randomly selected from each stratum?

simple random sampling

stratified sampling

systematic sampling

cluster sampling

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following states that the sampling distribution of the sample means approaches a normal distribution as the sample size gets larger?

Central Limit Theorem

Law of Large Numbers

Limit Theorem

Bayes Theorem

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How large is the minimum sample size needed of a certain population in order to obtain a close

approximation of a normal distribution?

15

20

30

60

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is the value of t_(0.05) with a sample size of 10?

1.812

1.900

1.860

1.833

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is the value of t_(0.01) with 11 degrees of freedom?

2.764

2.681

2.821

2.718

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the 99.5th percentile in a t-distribution with 9 degrees of freedom?

2.821

3.250

2.821

2.764

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