Hw4_skeleton

3.4

• 1. z-score
• 2. kth percentile
• 3. quartiles
• 4. LQR
• 5. -0.30, -0.42, 40 weeks
• 6. 0.61, 0.85, 34 week
• 7. 1.8, 1.5, the man
• 8. -0.85, -0.55, the woman

1. 5% of males weigh less or equal to 12 kg

2. 95% of newborn females are longer than 53.8 cm

1. 50% of cities have 333.8 crimes

2. Range is 202.1

3. 757.65, yes it is an outlier

4. right-skewed

3.5

• 1. min, max, q1, q2, q3
• 2. right
• 3. right,

1. right,

2. min=0, max=16, q3=6, q2=3, q1=1

1. symmetric

2. min=-1, max=12, q3=7, q2=55, q1=2

1. 40

2. 52

3. y b/c bigger IQR

4. symmetric

5. right skewed

1. 16

2. 24

3. y b/c bigger iqr

4. yes, 30

5. left-skewed

data <- c(.608,.608,.608,.610,.612,
          .601,.610,.608,.607,.598,
          .606,.610,.605,.611,.600,
          .602,.607,.609,.608,.605,
          .611,.600,.605,.610,.603)

boxplot(data,horizontal = T)

2. left skewed