can you please answer all three question

The following table gives the average price of gasoline per gallon for

10 states in the US.

State

Price per

gallon

(10/8/2021)

Alabama $2.70

Arkansas $3.26

Illinois $3.52

Indiana $3.25

Kansas $2.98

Louisiana $2.98

New Jersey $3.25

South Dakota $3.24

Washington $3.80

Wyoming $3.52

Q1 ] Using the appropriate formulas manually calculate the

following summary statistics :

i. Mean

ii. Median

iii. Range

iv. First, Second and Third Quartiles

v. Variance

vi. Standard Deviation

vii. Coefficient Variation

viii. Z-score

ix. Skewness

x. Kurtosis

Q2 ] Interpret and explain each results you have obtained in

Q1. Each should not be longer than 2-3 lines long explanation.

Q3 ] Draw a bell-shaped curve and show where 50% of data

values are located. Also explain why and how you can use the bell-

shaped curve to locate these data values.