Statistical Inference

Statistical Inference

University

15 Qs

quiz-placeholder

Similar activities

IMPORTANT BRANDING DECISSIONS

IMPORTANT BRANDING DECISSIONS

University

15 Qs

Demand, Supply & Equilibrium

Demand, Supply & Equilibrium

University

10 Qs

risk management

risk management

University

10 Qs

Manajemen UMKM & Koperasi

Manajemen UMKM & Koperasi

University

20 Qs

BMG1614 Topic 1

BMG1614 Topic 1

University

10 Qs

Basics of Accounting

Basics of Accounting

University

10 Qs

PRE-TEST - CHAPTER 3

PRE-TEST - CHAPTER 3

University

15 Qs

PFM7 - Stock Valuation part 2 DCF Analysis Quiz

PFM7 - Stock Valuation part 2 DCF Analysis Quiz

University

10 Qs

Statistical Inference

Statistical Inference

Assessment

Quiz

Business

University

Practice Problem

Hard

Created by

naz shah

Used 2+ times

FREE Resource

AI

Enhance your content in a minute

Add similar questions
Adjust reading levels
Convert to real-world scenario
Translate activity
More...

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of taking a sample instead of a census?

To eliminate sampling error

To reduce costs and time

To collect data from every element

To ensure perfect information about the population

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the null hypothesis (H0) represent?

A statement that is always true

A conclusion drawn from the sample data

A tentative conjecture about a population parameter

The opposite of the alternative hypothesis

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is a characteristic of a simple random sample?

Samples are taken from only one subgroup of the population

Each sample of size n has the same probability of being selected

All elements are selected based on convenience

Each element has a different probability of being selected

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the expected value of the sample mean (x)?

It is always less than the population mean

It is always equal to the population mean (m)

It is the same as the sample standard deviation

It can be greater than the population mean

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of the t distribution in hypothesis testing?

To ensure the sample size is always large

To estimate the population mean when the standard deviation is unknown

To provide a narrower margin of error

To replace the need for a sample

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the margin of error in an interval estimate?

The value added and subtracted from the point estimate

The range of values that the population parameter can take

The standard deviation of the sample

The difference between the sample mean and population mean

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following conditions must be satisfied for the sampling distribution of p to be approximated by a normal distribution?

n < 30 and p < 0.5

np < 5 and n(1-p) < 5

np > 5 and n(1-p) > 5

n must be equal to the population size

Access all questions and much more by creating a free account

Create resources

Host any resource

Get auto-graded reports

Google

Continue with Google

Email

Continue with Email

Classlink

Continue with Classlink

Clever

Continue with Clever

or continue with

Microsoft

Microsoft

Apple

Apple

Others

Others

Already have an account?