Learning about conditional probability and independence

Reference no: EM13121588

Probability

In class we are learning about conditional probability and independence.

The question is:

On a multiple-choice test you know the answers to 70% of the question (and get them right), and for the remaining 30% you choose randomly among the 5 answers. What percent of the answers should you expect to get right?

Reference no: EM13121588

Questions Cloud

New break-even point in units : As a result of new automated equipment, it is anticipated that fixed costs will increase by $125,000 and variable costs will be 50% of the selling price. The new break-even point in units is:

What is the effect of this difference on ion flow : During an action potential, activation of voltage-gated sodium and potassium channels occurs at different rates. What is the effect of this difference on ion flow across an axon membrane?

Explain how variables such as social interaction : Explain how variables such as social interactions, cognitive processes, environmental variables, cultural context, and biological factors shape social psychology and how it is practiced.

Why is an action potential conducted in only one direction : Why is an action potential conducted in only one direction, from an axon hillock to an axon terminal?

Learning about conditional probability and independence : for the remaining 30% you choose randomly among the 5 answers. What percent of the answers should you expect to get right? learning about conditional probability and independence

Clients accounts receivable balance : If the auditor obtains sufficient competent evidence on the client's accounts receivable balance by alternative procedures because it is impractical to confirm accounts receivable, the auditor's opinion should be unqualified and could be expected ..

Find the critical values if alpha is given : Large university health system, 55 of 120 randomly selected physicians were women. Find the critical values to two decimal places if alpha=0.05.

What would happen to a patient''s cellular ek+ : What would happen to a patient's cellular EK+ if a nurse accidentally administered a potassium solution that caused the patient's extracellular potassium ion concentration to rise to 6.01 mM? Assume a body temperature of 37 °C.

What pressure will the air exert : A 350 mL air sample collected at 35 degrees C has a pressure of 550. mmHg. What pressure will the air exert if it is allowed to expand to 425 mL at 57 degrees C?

User Account

All Pages