DHS 18.2 - Option 26. Decisions Ryabushko AP

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Uploaded: 10.11.2016
Content: 26v-IDZ18.2.doc (176 kB)

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1. Find the distribution of the said discrete CB X and its distribution function F (x). Calculate the expectation M (X), the variance of D (X) and standard deviation σ (X). Draw the graph of the distribution function F (x)

1.26. The probability of hitting the ball in the basket at each roll for the basketball is 0.4; SW X - the number of hits during the four throws.

2. Dana distribution function F (x) DM X. Find the probability density function f (x), the expectation M (X), the variance of D (X), and the probability of hitting NE X on the interval [a; b]. Construct the graphs of the functions F (x) and f (x).

3. Solve the following problems.
3.26. Find the expectation and variance: a) the number of points that fell in a single toss of the dice; b) the amount of points that fell in throwing two dice.

4. Solve the following problems.
4.26. The expectation of the number of drop-down for the year in the area of precipitation is 55 cm. Rate probability that falls more than 175 cm in the area of precipitation.

Additional information

Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)

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