Sharp W Series manual Temperature Date

Page 31

<Example 3> The table below summarizes the dates in April when cherry blossoms bloom, and the average temperature for March in that same area. Determine basic statistical quantities for data X and dataY based on the data table.

D ata table 3

 

Year

1983

1984

1985

1986

1987

1988

1989

1990

x

Average temperature

6.2

7.0

6.8

8.7

7.9

6.5

6.1

8.2

y

D ate blossoms bloom

13

9

11

5

7

12

15

7

 

O per ation

 

 

 

 

 

D isplay

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Stat 1

 

DEG

STAT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Select dual-variable statistics mode and linear regression calculation in sub-mode.

6 2 13

.

.

.

.

.

.

DATA SET=

DEG STAT

6 1 15

DATA SET=

DEG STAT

8 2 7

DATA SET=

DEG STAT

Temperature Date

30

Image 31
Contents Sciientiifiic Calculator Operatiionguiide N TEN TS LO G Irect function Power onE Y L AY O U T EX PDI S P L AY F O R M AT a N D Normal modeFIX mode TAB = DI S P L AY P AT T E R NEN G mode SC I modeX P O N E N T DI S P L AY N G U L a R U N I T Per ation DEG mode IsplayDEG = π/2 RAD = Grad = ON/OFF, Entry Correction Keys Pressing π automatically enters the value for π Data Entry KeysGenerates random numbers RandomBuilding sample sets for statistics or research Function to round calculation results ModifyInternally, 0 Basic Arithmetic Keys, Parentheses Hen $ 125 equals 5% of X , X equals…2500 Percent$ 125 reduced by 20%… 15% of $ 125…Per ation Isplay Inverse, Square, CubeTo the Power of x, Common Logarithm To the Power of x, Natural Logarithm = 1 x 2 x 3 x …xn FactorialsPPL IC AT IO N S Permutations, CombinationsOnvert to decimal notation Isplay Time CalculationRepeat last key operation to return to the previous display Fractional Calculations 26510 ÖY= Memory Calculations ~Enter 0 for M Isplay 110 YLast Answer Memory Trigonometric Functions Arc Trigonometric Functions Hyperbolic Functions Splits data used for dual-variable data input Coordinate Conversion1011AND101= 110101100PE 3203OCT654DEC 1011ANDEnters data for statistical calculations Lears data input Statistics Function S K E Y S F O R 1 -V a R I a B L E S T AT I S T I C S Reverse the display order to descending latest first, press DA T a C O R R E C T I O NN2= Per ation Isplay X2=X3= Temperature Date S K E Y S F O R 2 -V a R I a B L E S T AT I S T I C S Sharp CORP. MAR