An Examination Consisting of Ten True-Or-False Questions Was Taken by a Class

question 79

Short Answer

An examination consisting of ten true-or-false questions was taken by a class of 100 students. The probability distribution of the random variable X, where X denotes the number of questions answered correctly by a randomly chosen student, is represented by the accompanying histogram. The rectangle with base centered on the number 8 is missing. What should be the height of this rectangle?
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height = __________

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Definitions:

Elasticity

An economic measure of how sensitive the quantity demanded or supplied of a good or service is to a change in price.

Option Price

The amount per share that an option buyer pays to the seller for the rights granted by an option contract, which can be influenced by factors such as the underlying asset's price, time to expiration, and volatility.

Call-Option

A financial contract giving the buyer the right, but not the obligation, to buy an asset at a specified price within a specific time period.

Stock Price

The amount at which a share of stock is bought or sold on the market.