Chapter 10: Statistics & Regression Calculations

05 cdfT( cdfT(lower limit, upper limit, degree of freedom)

Finds the T distribution probability within the specified range of x for the T distribution with n degrees of freedom. A list cannot be used.

Limitations:

Degree of freedom ≤ 670

• Degrees of freedom is a positive real number.

Example

Find the probability of range X =

0.5to 3.2 for T distribution with 9 degrees of freedom.

06 pdfχ2( pdfχ2(value, degree of freedom)

Finds the probability density of a specified value x for the χ2 distribution with n degrees of freedom. A list cannot be used. Limitations:

Degree of freedom ≤ 141

• Degree of freedom is a positive real number.

Example

Find the probability density of χ2 distribution with 15 degrees of freedom when x = 6.5.

07 cdfχ2( cdfχ2(lower limit, upper limit, degree of freedom)

Finds the χ2 distribution probability of a specified range of x for the χ2 distribution with n degrees of freedom. A list cannot be used.

• Degree of freedom is a positive real number.

Example

Find the probability of range x = 3 to 15 for the χ2 distribution with 10 degrees of freedom.

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Sharp EL-9900 operation manual CdfT cdfTlower limit, upper limit, degree of freedom
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EL-9900 specifications

The Sharp EL-9900 is a remarkable scientific calculator that exhibits a fusion of advanced features, cutting-edge technology, and an ergonomic design tailored for both students and professionals. One of the standout characteristics of the EL-9900 is its extensive range of functions, boasting over 550 built-in calculations that cover various mathematical and scientific disciplines. This calculator is particularly popular among engineering and physics students due to its ability to handle complex calculations with ease.

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Overall, the Sharp EL-9900 stands out as a versatile scientific calculator packed with features designed to meet the needs of students and professionals alike. Its robust functionality, clear display, and user-friendly design make it a reliable tool for anyone engaged in mathematical and scientific pursuits. Whether used for basic calculations or advanced problem-solving, the EL-9900 remains a powerhouse in the realm of scientific calculators.
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