HP Prime Graphing Wireless Calculator Manuel d'utilisateur télécharger pdf (Page 454)

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101

ConfZ2mean

The two-sample Normal condence interval for the dierence of two means. Returns a list containing (in

order):

●

The lower critical Z-value

●

The lower bound of the condence interval

●

The upper bound of the condence interval

ConfZ2mean(

,σ

,C)

Example:

ConfZ2mean(0.461368, 0.522851, 50, 50, 0.2887, 0.2887, 0.95) returns {-1.9599…,

-0.1746…, 0.0516…)}

ConfZ1prop

The one-sample Normal condence interval for a proportion. Returns a list containing (in order):

●

The lower critical Z-value

●

The lower bound of the condence interval

●

The upper bound of the condence interval

ConfZ1prop(x,n,C)

Example:

ConfZ1prop(21, 50, 0.95) returns {-1.9599…, 0.2831…, 0.5568…}

ConfZ2prop

The two-sample Normal condence interval for the dierence of two proportions. Returns a list containing (in

order):

●

The lower critical Z-value

●

The lower bound of the condence interval

●

The upper bound of the condence interval

ConfZ2prop(

,C)

Example:

ConfZ2prop(21, 26, 50, 50, 0.95) returns {-1.9599…, -0.2946…, 0.0946…)}

ConfT1mean

The one-sample Student’s T condence interval for a mean. Returns a list containing (in order):

●

The degrees of freedom

●

The lower bound of the condence interval

●

The upper bound of the condence interval

ConfT1mean( ,s,n,C)

Example:

406 Chapter 22 Functions and commands

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HP Prime Graphing Wireless Calculator Manuel d'utilisateur Page 454

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