MAT540 Statistical Concepts for Research Quiz 5 hour quiz(Looking for a second opinion to the answers I found. Please don't guess, If you are unsure of an answer please let me know! I'm basically comp

MAT540 Statistical Concepts for Research Quiz 5 hour quiz

(Looking for a second opinion to the answers I found. Please don't guess, If you are unsure of an answer please let me know! I'm basically comparing your answers to mine).

#1 The null hypothesis states that a difference exists.

True

False

#2 The null hypothesis is often called the testable hypothesis or claim.

True

False

#3 When conducting a hypothesis test, we analyze the data only after completing the ____ step in the process.

first

second

third

fourth

#4 The p-value tells us the likelihood of getting a result as large or larger than we observed by pure chance alone.

True

False

#5 The hypothesis testing procedure tests for the accuracy of the alternate hypothesis.

True

False

#6 In Excel, we can find an f-test function in the

Analysis ToolPak Statistical list

The Fx statistical list.

The Formulas More Functions list (in newer versions of Excel).

All of these locations.

#7 Guidelines for developing the null and alternate hypothesis include:

The null always contains an = claim

The alternate describes the opposite claim as the null

The null and alternate hypothesis statements may be written as a one-tail or two tail claim.

All of the above

#8 The F-test is used to compare means.

True

False

#9 Hypothesis statements state two complimentary assertions for the population parameter of interest.

True

False

#10 Which pair of hypothesis statements is correct for a one-sample t-test for means?

Ho: Male average salary less than (<) 50K.  Ha: Male average salary => 50K.

Ho: Male average salary = 50K.  Ha: Male average salary greater than (>) 50K.

Ho: Male average salary = 50K.  Ha: Male average salary not equal (=/=) 50K.

Ho: Male average salary less than or equal (<=) 50K.  Ha: Male average salary more than => 50K.