LSSBB$14$ Analyse Exam

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Question $1$

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Refer to the statement below and select the most appropriate Null Hypothesis for the statement.

The average time to complete a claim between different personnel is of interest.

Question $1$Select one:

a$.$

Null $$ There is a potentially significant difference in average time to complete a claim between different personnel.

b$.$

Null $$ There is no difference in average time to complete a claim between different personnel.

c$.$

Null $$ There is a difference in average time to complete a claim between different personnel.

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Question $2$

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True or False?

The XY matrix results are used to populate the Plan for Analyse.

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True

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Question $3$

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Please refer to the data sheet attached to this phase of the exam. You will be using the worksheet called $$Data $4.$ Data $4$ contains data on a process. Please complete a test for Equal Variance between sample A and sample B and answer the following question. Which test should you perform?

Question $3$Select one:

a$.$

Barlett$$s Test for Equal Variance

b$.$

A two proportions test

c$.$

Levene$$s Test for Equal Variance

d$.$

There is no appropriate test since this is discrete data

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Question $4$

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A Black Belt is interested in the number of capturing errors in an invoice process. The company does not want to see more that $10\%$ of errors in a month. There are $140$ invoices that are captured in a month. What is your Null Hypothesis and does the $10\%$ target fall within the same confidence interval?

Question $4$Select one:

a$.$

H$0$ The proportion is not equal to the target $(10\%)-$ The target falls within the confidence level.

b$.$

H$0-$ The proportion is equal to the target $(10\%)-$ The target falls within the confidence level.

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True or False?

The first step in planning the Analyse Phase, is to review the outcome of the Measure Phase.

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True or False?

An example of Bivariate Data is the temperature and humidity on a specific set of days.

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True or False?

It is possible to use graphical techniques alone for decision making.

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True or False?

The One$-$Sample T$-$Test compares the mean score of a sample to a known value. Usually, the known value is a target or population mean.

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Question $9$

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Read the scenario and answer the question:

Customer demand for a call centre is to answer $200$ calls a day. The available time per shift is $8$ hours. What is the Takt Time?

Question $9$Select one:

a$.$

Takt Time is $144$ seconds

b$.$

Takt Time is $140$ seconds

c$.$

Takt Time is $126$ seconds

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True or False?

Antecedents are any circumstances, environmental factors or situations that will lead to or support a specific behaviour.

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Question $11$

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True or False?

Consequences are always observed from the business point of view.

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Question $12$

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The five key values of a Boxplot are:

Question $12$Select one:

a$.$

Min Value $-$ Q$1$ Mode $$ Q$3$ Max Value

b$.$

Min Value $$ Q$1$ Median $$ Q$3$ Max Value

c$.$

Max Value $-$ Q$2-$ Median $-$ Q$4-$ Min Value

d$.$

Min Value $$ Q$1$ Mean $$ Q$3$ Max Value

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Question $13$

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Identify the type of waste based on the description given.

Gary is not allowed to store work completed at his work station. After completing his work on the product he gets up and walks to the next station and drops it into their inbox. Gary has to do this almost $20$ times a day.

Question $13$Select one:

a$.$

Motion and Transport

b$.$

Waiting

c$.$

Inventory

d$.$

Defect$/$ Rework

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Question $14$

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True